Finding the Fourth Proportional to 514,549.24, 771,812.70 and 177,578.56
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Solution
The fourth proportional to 514,549.24, 771,812.70 and 177,578.56 is: 266,363.99
Step by Step Solution
- Step 1: Write the proportion equation
514,549.24 : 771,812.70 = 177,578.56 : x - Step 2: Convert to fraction form
514,549.24/771,812.70 = 177,578.56/x - Step 3: Cross multiply
514,549.24x = 771,812.70 × 177,578.56 - Step 4: Simplify right side
514,549.24x = 137,057,387,855.71 - Step 5: Solve for x
x = 137,057,387,855.71/514,549.24 - Step 6: Final answer
x = 266,363.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.