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Finding the Fourth Proportional to 329,610.08, 494,251.50 and 104,941.30

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Solution

The fourth proportional to 329,610.08, 494,251.50 and 104,941.30 is: 157,359.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,610.08 : 494,251.50 = 104,941.30 : x
  2. Step 2: Convert to fraction form
    329,610.08/494,251.50 = 104,941.30/x
  3. Step 3: Cross multiply
    329,610.08x = 494,251.50 × 104,941.30
  4. Step 4: Simplify right side
    329,610.08x = 51,867,394,936.95
  5. Step 5: Solve for x
    x = 51,867,394,936.95/329,610.08
  6. Step 6: Final answer
    x = 157,359.86

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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.