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Finding the Fourth Proportional to 422,951.66, 583,672.11 and 241,719.83

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Solution

The fourth proportional to 422,951.66, 583,672.11 and 241,719.83 is: 333,572.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,951.66 : 583,672.11 = 241,719.83 : x
  2. Step 2: Convert to fraction form
    422,951.66/583,672.11 = 241,719.83/x
  3. Step 3: Cross multiply
    422,951.66x = 583,672.11 × 241,719.83
  4. Step 4: Simplify right side
    422,951.66x = 141,085,123,204.94
  5. Step 5: Solve for x
    x = 141,085,123,204.94/422,951.66
  6. Step 6: Final answer
    x = 333,572.69

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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.