Finding the Fourth Proportional to 279,034.24, 418,585.92 and 101,624.80
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Solution
The fourth proportional to 279,034.24, 418,585.92 and 101,624.80 is: 152,449.79
Step by Step Solution
- Step 1: Write the proportion equation
279,034.24 : 418,585.92 = 101,624.80 : x - Step 2: Convert to fraction form
279,034.24/418,585.92 = 101,624.80/x - Step 3: Cross multiply
279,034.24x = 418,585.92 × 101,624.80 - Step 4: Simplify right side
279,034.24x = 42,538,710,402.82 - Step 5: Solve for x
x = 42,538,710,402.82/279,034.24 - Step 6: Final answer
x = 152,449.79
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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.