Home / 422,414.50-582,788.49-240,996.10

Finding the Fourth Proportional to 422,414.50, 582,788.49 and 240,996.10

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Solution

The fourth proportional to 422,414.50, 582,788.49 and 240,996.10 is: 332,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,414.50 : 582,788.49 = 240,996.10 : x
  2. Step 2: Convert to fraction form
    422,414.50/582,788.49 = 240,996.10/x
  3. Step 3: Cross multiply
    422,414.50x = 582,788.49 × 240,996.10
  4. Step 4: Simplify right side
    422,414.50x = 140,449,753,214.89
  5. Step 5: Solve for x
    x = 140,449,753,214.89/422,414.50
  6. Step 6: Final answer
    x = 332,492.74

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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.