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Finding the Fourth Proportional to 337,851.92, 466,162.62 and 215,390.86

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Solution

The fourth proportional to 337,851.92, 466,162.62 and 215,390.86 is: 297,192.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,851.92 : 466,162.62 = 215,390.86 : x
  2. Step 2: Convert to fraction form
    337,851.92/466,162.62 = 215,390.86/x
  3. Step 3: Cross multiply
    337,851.92x = 466,162.62 × 215,390.86
  4. Step 4: Simplify right side
    337,851.92x = 100,407,167,621.65
  5. Step 5: Solve for x
    x = 100,407,167,621.65/337,851.92
  6. Step 6: Final answer
    x = 297,192.83

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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.