There is no "should" or "should not". The depends on the question that you are trying to answer.
A percent is simply a proportion out of 100.
a proportion is an equation. a / b = c / d cross multiply: ad = bc then solve
The percentage is 100 times the proportion.
Converting a ratio to a percent is not the same as solving a proportion.
A percent proportion is related to an equation because they are both used to indicate part of another whole. Equations are complex forms of fractions, sequence and they express logic.
There is no "should" or "should not". The depends on the question that you are trying to answer.
It might be easier to use the percent equation rather than the percent proportion when you are multiplying and dividing.
An equation that states that two ratios are equal is a proportion.
Such an equation is called a "proportion".
A percent is simply a proportion out of 100.
a proportion is an equation. a / b = c / d cross multiply: ad = bc then solve
The percentage is 100 times the proportion.
Converting a ratio to a percent is not the same as solving a proportion.
a proportion
It is the value which represents the proportion as a part of 100.
If each side of the equation is a fraction, then it is a proportion.