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Finding the Fourth Proportional to 441,800.96, 662,723.30 and 126,304.36

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Solution

The fourth proportional to 441,800.96, 662,723.30 and 126,304.36 is: 189,462.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,800.96 : 662,723.30 = 126,304.36 : x
  2. Step 2: Convert to fraction form
    441,800.96/662,723.30 = 126,304.36/x
  3. Step 3: Cross multiply
    441,800.96x = 662,723.30 × 126,304.36
  4. Step 4: Simplify right side
    441,800.96x = 83,704,842,263.59
  5. Step 5: Solve for x
    x = 83,704,842,263.59/441,800.96
  6. Step 6: Final answer
    x = 189,462.79

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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.