How to determine if two ratios create a proportion

The video tutorial explains how to determine if two sets of numbers form a proportion by checking if their fractions are equivalent. It uses the example of 1/2 and 2/4 to illustrate equivalent fractions. The tutorial discusses methods to simplify fractions and verify proportions without a calculator, emphasizing multiplication to confirm equivalence. The conclusion is that the given fractions are equivalent and form a proportion.

What method can you use to check if 75.2 is equivalent to 9.4 multiplied by a certain value?

Describe the process of verifying if two fractions form a proportion.