Finding the Third Proportional to 718 and 748
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Solution
The third proportional to 718 and 748 is: 779.25
Step by Step Solution
- Step 1: Write the proportion equation
718 : 748 = 748 : x - Step 2: Convert to fraction form
718/748 = 748/x - Step 3: Cross multiply
718x = 748 × 748 - Step 4: Simplify right side
718x = 559,504 - Step 5: Solve for x
x = 559,504/718 - Step 6: Final answer
x = 779.25
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These problems maintain the same ratio (1.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.