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Finding the Fourth Proportional to 337,905.72, 466,123.10 and 217,064.88

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Solution

The fourth proportional to 337,905.72, 466,123.10 and 217,064.88 is: 299,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,905.72 : 466,123.10 = 217,064.88 : x
  2. Step 2: Convert to fraction form
    337,905.72/466,123.10 = 217,064.88/x
  3. Step 3: Cross multiply
    337,905.72x = 466,123.10 × 217,064.88
  4. Step 4: Simplify right side
    337,905.72x = 101,178,954,766.73
  5. Step 5: Solve for x
    x = 101,178,954,766.73/337,905.72
  6. Step 6: Final answer
    x = 299,429.54

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1.5x scale

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.