Finding the Third Proportional to 317,665.13 and 619,368.19
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Solution
The third proportional to 317,665.13 and 619,368.19 is: 1,207,614.31
Step by Step Solution
- Step 1: Write the proportion equation
317,665.13 : 619,368.19 = 619,368.19 : x - Step 2: Convert to fraction form
317,665.13/619,368.19 = 619,368.19/x - Step 3: Cross multiply
317,665.13x = 619,368.19 × 619,368.19 - Step 4: Simplify right side
317,665.13x = 383,616,951,687.04 - Step 5: Solve for x
x = 383,616,951,687.04/317,665.13 - Step 6: Final answer
x = 1,207,614.31
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These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.