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Finding the Fourth Proportional to 329,609.76, 494,410.98 and 250,135.92

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Solution

The fourth proportional to 329,609.76, 494,410.98 and 250,135.92 is: 375,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,609.76 : 494,410.98 = 250,135.92 : x
  2. Step 2: Convert to fraction form
    329,609.76/494,410.98 = 250,135.92/x
  3. Step 3: Cross multiply
    329,609.76x = 494,410.98 × 250,135.92
  4. Step 4: Simplify right side
    329,609.76x = 123,669,945,340.40
  5. Step 5: Solve for x
    x = 123,669,945,340.40/329,609.76
  6. Step 6: Final answer
    x = 375,201.10

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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.