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Finding the Fourth Proportional to 469,376.57, 703,753.77 and 169,818.17

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Solution

The fourth proportional to 469,376.57, 703,753.77 and 169,818.17 is: 254,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,376.57 : 703,753.77 = 169,818.17 : x
  2. Step 2: Convert to fraction form
    469,376.57/703,753.77 = 169,818.17/x
  3. Step 3: Cross multiply
    469,376.57x = 703,753.77 × 169,818.17
  4. Step 4: Simplify right side
    469,376.57x = 119,510,177,473.44
  5. Step 5: Solve for x
    x = 119,510,177,473.44/469,376.57
  6. Step 6: Final answer
    x = 254,614.70

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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.