Home / 383,279.28-574,919.04-146,694.48

Finding the Fourth Proportional to 383,279.28, 574,919.04 and 146,694.48

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Solution

The fourth proportional to 383,279.28, 574,919.04 and 146,694.48 is: 220,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,279.28 : 574,919.04 = 146,694.48 : x
  2. Step 2: Convert to fraction form
    383,279.28/574,919.04 = 146,694.48/x
  3. Step 3: Cross multiply
    383,279.28x = 574,919.04 × 146,694.48
  4. Step 4: Simplify right side
    383,279.28x = 84,337,449,614.90
  5. Step 5: Solve for x
    x = 84,337,449,614.90/383,279.28
  6. Step 6: Final answer
    x = 220,041.77

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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.