## Direct Variation Using Method of Proportion – Definition, Formula, Examples | How to Solve Direct Variation Unitary Method Problems?

When the proportions of one quantity change, the proportions of the other must also change! For example, if you buy more apples, you will have to spend more money, which is an example of direct proportionality. Let’s look at a definition of direct variation using the method of proportion, its formula, and some examples to …