Finding the Third Proportional to 317,943.67 and 431,744.55
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Solution
The third proportional to 317,943.67 and 431,744.55 is: 586,277.95
Step by Step Solution
- Step 1: Write the proportion equation
317,943.67 : 431,744.55 = 431,744.55 : x - Step 2: Convert to fraction form
317,943.67/431,744.55 = 431,744.55/x - Step 3: Cross multiply
317,943.67x = 431,744.55 × 431,744.55 - Step 4: Simplify right side
317,943.67x = 186,403,360,502.31 - Step 5: Solve for x
x = 186,403,360,502.31/317,943.67 - Step 6: Final answer
x = 586,277.95
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.