If you are trying to read a map, there is MOST LIKELY a scale factor (i.e. 1 inch=2.5 miles. You could also use it in blueprints, like if you want to rearrange you bedroom. You can't fit your bedroom on a piece of computer paper! So you may use a scale factor for that (i.e. 1/2 in.= 1 foot).
Chat with our AI personalities
proportions are used in scale factors; scale factors ARE proportions
1.5 to 1
A scale is the ratio of the contracted or dilated form with respect to the original form (the ratio of the sizes before and after the scaling operation). The scale factor is the magnitude of the scaling contraction or dilation (the shrinking or expanding) used in the scaling operation.
Proportions are used in real life to determine prices of things.
75%= .75 = 3/4 So, to scale it down, it was multiplied by a factor of 3/4. To get it back up, divide by 3/4 (which is to say, multiply by 4/3 = 1.3333 = 133.33%