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Finding the Fourth Proportional to 412,906.10, 619,359.15 and 132,451.70

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Solution

The fourth proportional to 412,906.10, 619,359.15 and 132,451.70 is: 198,677.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,906.10 : 619,359.15 = 132,451.70 : x
  2. Step 2: Convert to fraction form
    412,906.10/619,359.15 = 132,451.70/x
  3. Step 3: Cross multiply
    412,906.10x = 619,359.15 × 132,451.70
  4. Step 4: Simplify right side
    412,906.10x = 82,035,172,328.06
  5. Step 5: Solve for x
    x = 82,035,172,328.06/412,906.10
  6. Step 6: Final answer
    x = 198,677.55

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