Finding the Third Proportional to 257,366 and 371,282
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Solution
The third proportional to 257,366 and 371,282 is: 535,619.79
Step by Step Solution
- Step 1: Write the proportion equation
257,366 : 371,282 = 371,282 : x - Step 2: Convert to fraction form
257,366/371,282 = 371,282/x - Step 3: Cross multiply
257,366x = 371,282 × 371,282 - Step 4: Simplify right side
257,366x = 137,850,323,524 - Step 5: Solve for x
x = 137,850,323,524/257,366 - Step 6: Final answer
x = 535,619.79
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.