Home / 383,131.28-574,695.34-116,890.92

Finding the Fourth Proportional to 383,131.28, 574,695.34 and 116,890.92

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Solution

The fourth proportional to 383,131.28, 574,695.34 and 116,890.92 is: 175,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,131.28 : 574,695.34 = 116,890.92 : x
  2. Step 2: Convert to fraction form
    383,131.28/574,695.34 = 116,890.92/x
  3. Step 3: Cross multiply
    383,131.28x = 574,695.34 × 116,890.92
  4. Step 4: Simplify right side
    383,131.28x = 67,176,666,720.09
  5. Step 5: Solve for x
    x = 67,176,666,720.09/383,131.28
  6. Step 6: Final answer
    x = 175,335.90

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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.