Finding the Fourth Proportional to 493,124.44, 680,529.18 and 278,251.96
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Solution
The fourth proportional to 493,124.44, 680,529.18 and 278,251.96 is: 383,997.55
Step by Step Solution
- Step 1: Write the proportion equation
493,124.44 : 680,529.18 = 278,251.96 : x - Step 2: Convert to fraction form
493,124.44/680,529.18 = 278,251.96/x - Step 3: Cross multiply
493,124.44x = 680,529.18 × 278,251.96 - Step 4: Simplify right side
493,124.44x = 189,358,578,172.19 - Step 5: Solve for x
x = 189,358,578,172.19/493,124.44 - Step 6: Final answer
x = 383,997.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.