Finding the Third Proportional to 707.50 and 955.50
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Solution
The third proportional to 707.50 and 955.50 is: 1,290.43
Step by Step Solution
- Step 1: Write the proportion equation
707.50 : 955.50 = 955.50 : x - Step 2: Convert to fraction form
707.50/955.50 = 955.50/x - Step 3: Cross multiply
707.50x = 955.50 × 955.50 - Step 4: Simplify right side
707.50x = 912,980.25 - Step 5: Solve for x
x = 912,980.25/707.50 - Step 6: Final answer
x = 1,290.43
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.