Finding the Fourth Proportional to 1,016,251.42, 1,524,967.62 and 455,285.92
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Solution
The fourth proportional to 1,016,251.42, 1,524,967.62 and 455,285.92 is: 683,193.42
Step by Step Solution
- Step 1: Write the proportion equation
1,016,251.42 : 1,524,967.62 = 455,285.92 : x - Step 2: Convert to fraction form
1,016,251.42/1,524,967.62 = 455,285.92/x - Step 3: Cross multiply
1,016,251.42x = 1,524,967.62 × 455,285.92 - Step 4: Simplify right side
1,016,251.42x = 694,296,285,841.91 - Step 5: Solve for x
x = 694,296,285,841.91/1,016,251.42 - Step 6: Final answer
x = 683,193.42
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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.