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Finding the Fourth Proportional to 293,701.47, 440,552.55 and 80,471.19

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Solution

The fourth proportional to 293,701.47, 440,552.55 and 80,471.19 is: 120,706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,701.47 : 440,552.55 = 80,471.19 : x
  2. Step 2: Convert to fraction form
    293,701.47/440,552.55 = 80,471.19/x
  3. Step 3: Cross multiply
    293,701.47x = 440,552.55 × 80,471.19
  4. Step 4: Simplify right side
    293,701.47x = 35,451,787,956.03
  5. Step 5: Solve for x
    x = 35,451,787,956.03/293,701.47
  6. Step 6: Final answer
    x = 120,706.88

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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.