Finding the Fourth Proportional to 551,864.29, 829,389.74 and 513,551.08
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Solution
The fourth proportional to 551,864.29, 829,389.74 and 513,551.08 is: 771,809.31
Step by Step Solution
- Step 1: Write the proportion equation
551,864.29 : 829,389.74 = 513,551.08 : x - Step 2: Convert to fraction form
551,864.29/829,389.74 = 513,551.08/x - Step 3: Cross multiply
551,864.29x = 829,389.74 × 513,551.08 - Step 4: Simplify right side
551,864.29x = 425,933,996,717.92 - Step 5: Solve for x
x = 425,933,996,717.92/551,864.29 - Step 6: Final answer
x = 771,809.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.