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Finding the Fourth Proportional to 422,056.05, 582,492.81 and 240,726.43

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Solution

The fourth proportional to 422,056.05, 582,492.81 and 240,726.43 is: 332,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,056.05 : 582,492.81 = 240,726.43 : x
  2. Step 2: Convert to fraction form
    422,056.05/582,492.81 = 240,726.43/x
  3. Step 3: Cross multiply
    422,056.05x = 582,492.81 × 240,726.43
  4. Step 4: Simplify right side
    422,056.05x = 140,221,414,651.97
  5. Step 5: Solve for x
    x = 140,221,414,651.97/422,056.05
  6. Step 6: Final answer
    x = 332,234.11

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