Home / 383,155.38-574,857-250,295.40

Finding the Fourth Proportional to 383,155.38, 574,857 and 250,295.40

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Solution

The fourth proportional to 383,155.38, 574,857 and 250,295.40 is: 375,524.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,155.38 : 574,857 = 250,295.40 : x
  2. Step 2: Convert to fraction form
    383,155.38/574,857 = 250,295.40/x
  3. Step 3: Cross multiply
    383,155.38x = 574,857 × 250,295.40
  4. Step 4: Simplify right side
    383,155.38x = 143,884,062,757.80
  5. Step 5: Solve for x
    x = 143,884,062,757.80/383,155.38
  6. Step 6: Final answer
    x = 375,524.06

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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.