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Finding the Fourth Proportional to 403,834.17, 605,753.70 and 123,351.42

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Solution

The fourth proportional to 403,834.17, 605,753.70 and 123,351.42 is: 185,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,834.17 : 605,753.70 = 123,351.42 : x
  2. Step 2: Convert to fraction form
    403,834.17/605,753.70 = 123,351.42/x
  3. Step 3: Cross multiply
    403,834.17x = 605,753.70 × 123,351.42
  4. Step 4: Simplify right side
    403,834.17x = 74,720,579,065.25
  5. Step 5: Solve for x
    x = 74,720,579,065.25/403,834.17
  6. Step 6: Final answer
    x = 185,027.88

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