Home / 381,747.04-571,480.08-231,532

Finding the Fourth Proportional to 381,747.04, 571,480.08 and 231,532

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Solution

The fourth proportional to 381,747.04, 571,480.08 and 231,532 is: 346,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,747.04 : 571,480.08 = 231,532 : x
  2. Step 2: Convert to fraction form
    381,747.04/571,480.08 = 231,532/x
  3. Step 3: Cross multiply
    381,747.04x = 571,480.08 × 231,532
  4. Step 4: Simplify right side
    381,747.04x = 132,315,925,882.56
  5. Step 5: Solve for x
    x = 132,315,925,882.56/381,747.04
  6. Step 6: Final answer
    x = 346,606.29

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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.