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Finding the Fourth Proportional to 329,387.46, 493,960.17 and 113,184.88

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Solution

The fourth proportional to 329,387.46, 493,960.17 and 113,184.88 is: 169,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,387.46 : 493,960.17 = 113,184.88 : x
  2. Step 2: Convert to fraction form
    329,387.46/493,960.17 = 113,184.88/x
  3. Step 3: Cross multiply
    329,387.46x = 493,960.17 × 113,184.88
  4. Step 4: Simplify right side
    329,387.46x = 55,908,822,566.23
  5. Step 5: Solve for x
    x = 55,908,822,566.23/329,387.46
  6. Step 6: Final answer
    x = 169,735.73

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1.5x scale

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.