Home / 381,542.27-571,550.38-229,655.93

Finding the Fourth Proportional to 381,542.27, 571,550.38 and 229,655.93

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Solution

The fourth proportional to 381,542.27, 571,550.38 and 229,655.93 is: 344,024.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,542.27 : 571,550.38 = 229,655.93 : x
  2. Step 2: Convert to fraction form
    381,542.27/571,550.38 = 229,655.93/x
  3. Step 3: Cross multiply
    381,542.27x = 571,550.38 × 229,655.93
  4. Step 4: Simplify right side
    381,542.27x = 131,259,930,628.86
  5. Step 5: Solve for x
    x = 131,259,930,628.86/381,542.27
  6. Step 6: Final answer
    x = 344,024.61

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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.