Finding the Fourth Proportional to 927,251.13, 1,279,520.49 and 524,843.13
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Solution
The fourth proportional to 927,251.13, 1,279,520.49 and 524,843.13 is: 724,234.80
Step by Step Solution
- Step 1: Write the proportion equation
927,251.13 : 1,279,520.49 = 524,843.13 : x - Step 2: Convert to fraction form
927,251.13/1,279,520.49 = 524,843.13/x - Step 3: Cross multiply
927,251.13x = 1,279,520.49 × 524,843.13 - Step 4: Simplify right side
927,251.13x = 671,547,538,870.73 - Step 5: Solve for x
x = 671,547,538,870.73/927,251.13 - Step 6: Final answer
x = 724,234.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.