Home / 372,922.20-559,383.30-231,204.60

Finding the Fourth Proportional to 372,922.20, 559,383.30 and 231,204.60

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Solution

The fourth proportional to 372,922.20, 559,383.30 and 231,204.60 is: 346,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,922.20 : 559,383.30 = 231,204.60 : x
  2. Step 2: Convert to fraction form
    372,922.20/559,383.30 = 231,204.60/x
  3. Step 3: Cross multiply
    372,922.20x = 559,383.30 × 231,204.60
  4. Step 4: Simplify right side
    372,922.20x = 129,331,992,123.18
  5. Step 5: Solve for x
    x = 129,331,992,123.18/372,922.20
  6. Step 6: Final answer
    x = 346,806.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.