Finding the Third Proportional to 431,577.25 and 653,363.75
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Solution
The third proportional to 431,577.25 and 653,363.75 is: 989,125.79
Step by Step Solution
- Step 1: Write the proportion equation
431,577.25 : 653,363.75 = 653,363.75 : x - Step 2: Convert to fraction form
431,577.25/653,363.75 = 653,363.75/x - Step 3: Cross multiply
431,577.25x = 653,363.75 × 653,363.75 - Step 4: Simplify right side
431,577.25x = 426,884,189,814.06 - Step 5: Solve for x
x = 426,884,189,814.06/431,577.25 - Step 6: Final answer
x = 989,125.79
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.