Home / 439,306.92-659,182.19-199,267.85

Finding the Fourth Proportional to 439,306.92, 659,182.19 and 199,267.85

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Solution

The fourth proportional to 439,306.92, 659,182.19 and 199,267.85 is: 299,002.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,306.92 : 659,182.19 = 199,267.85 : x
  2. Step 2: Convert to fraction form
    439,306.92/659,182.19 = 199,267.85/x
  3. Step 3: Cross multiply
    439,306.92x = 659,182.19 × 199,267.85
  4. Step 4: Simplify right side
    439,306.92x = 131,353,817,759.59
  5. Step 5: Solve for x
    x = 131,353,817,759.59/439,306.92
  6. Step 6: Final answer
    x = 299,002.39

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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.