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Finding the Fourth Proportional to 469,318.46, 703,560.17 and 169,732.43

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Solution

The fourth proportional to 469,318.46, 703,560.17 and 169,732.43 is: 254,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,318.46 : 703,560.17 = 169,732.43 : x
  2. Step 2: Convert to fraction form
    469,318.46/703,560.17 = 169,732.43/x
  3. Step 3: Cross multiply
    469,318.46x = 703,560.17 × 169,732.43
  4. Step 4: Simplify right side
    469,318.46x = 119,416,976,850.19
  5. Step 5: Solve for x
    x = 119,416,976,850.19/469,318.46
  6. Step 6: Final answer
    x = 254,447.65

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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.