Home / 329,867.40-494,736.30-108,251.40

Finding the Fourth Proportional to 329,867.40, 494,736.30 and 108,251.40

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Solution

The fourth proportional to 329,867.40, 494,736.30 and 108,251.40 is: 162,355.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,867.40 : 494,736.30 = 108,251.40 : x
  2. Step 2: Convert to fraction form
    329,867.40/494,736.30 = 108,251.40/x
  3. Step 3: Cross multiply
    329,867.40x = 494,736.30 × 108,251.40
  4. Step 4: Simplify right side
    329,867.40x = 53,555,897,105.82
  5. Step 5: Solve for x
    x = 53,555,897,105.82/329,867.40
  6. Step 6: Final answer
    x = 162,355.83

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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.