Home / 439,193.24-658,828.76-123,652.88

Finding the Fourth Proportional to 439,193.24, 658,828.76 and 123,652.88

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Solution

The fourth proportional to 439,193.24, 658,828.76 and 123,652.88 is: 185,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,193.24 : 658,828.76 = 123,652.88 : x
  2. Step 2: Convert to fraction form
    439,193.24/658,828.76 = 123,652.88/x
  3. Step 3: Cross multiply
    439,193.24x = 658,828.76 × 123,652.88
  4. Step 4: Simplify right side
    439,193.24x = 81,466,073,600.83
  5. Step 5: Solve for x
    x = 81,466,073,600.83/439,193.24
  6. Step 6: Final answer
    x = 185,490.27

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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.