Finding the Fourth Proportional to 514,545.99, 771,807.82 and 177,575.31
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Solution
The fourth proportional to 514,545.99, 771,807.82 and 177,575.31 is: 266,359.11
Step by Step Solution
- Step 1: Write the proportion equation
514,545.99 : 771,807.82 = 177,575.31 : x - Step 2: Convert to fraction form
514,545.99/771,807.82 = 177,575.31/x - Step 3: Cross multiply
514,545.99x = 771,807.82 × 177,575.31 - Step 4: Simplify right side
514,545.99x = 137,054,012,896.92 - Step 5: Solve for x
x = 137,054,012,896.92/514,545.99 - Step 6: Final answer
x = 266,359.11
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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.