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Finding the Fourth Proportional to 329,251.04, 493,825.08 and 104,581.90

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Solution

The fourth proportional to 329,251.04, 493,825.08 and 104,581.90 is: 156,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,251.04 : 493,825.08 = 104,581.90 : x
  2. Step 2: Convert to fraction form
    329,251.04/493,825.08 = 104,581.90/x
  3. Step 3: Cross multiply
    329,251.04x = 493,825.08 × 104,581.90
  4. Step 4: Simplify right side
    329,251.04x = 51,645,165,134.05
  5. Step 5: Solve for x
    x = 51,645,165,134.05/329,251.04
  6. Step 6: Final answer
    x = 156,856.50

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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.