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Finding the Fourth Proportional to 580,497.80, 870,411.48 and 225,096.64

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Solution

The fourth proportional to 580,497.80, 870,411.48 and 225,096.64 is: 337,514.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,497.80 : 870,411.48 = 225,096.64 : x
  2. Step 2: Convert to fraction form
    580,497.80/870,411.48 = 225,096.64/x
  3. Step 3: Cross multiply
    580,497.80x = 870,411.48 × 225,096.64
  4. Step 4: Simplify right side
    580,497.80x = 195,926,699,565.43
  5. Step 5: Solve for x
    x = 195,926,699,565.43/580,497.80
  6. Step 6: Final answer
    x = 337,514.97

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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.