Home / 422,468-582,911.26-241,121.96

Finding the Fourth Proportional to 422,468, 582,911.26 and 241,121.96

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Solution

The fourth proportional to 422,468, 582,911.26 and 241,121.96 is: 332,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,468 : 582,911.26 = 241,121.96 : x
  2. Step 2: Convert to fraction form
    422,468/582,911.26 = 241,121.96/x
  3. Step 3: Cross multiply
    422,468x = 582,911.26 × 241,121.96
  4. Step 4: Simplify right side
    422,468x = 140,552,705,517.27
  5. Step 5: Solve for x
    x = 140,552,705,517.27/422,468
  6. Step 6: Final answer
    x = 332,694.32

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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.