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Finding the Fourth Proportional to 397,229.80, 595,067.10 and 238,988.20

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Solution

The fourth proportional to 397,229.80, 595,067.10 and 238,988.20 is: 358,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,229.80 : 595,067.10 = 238,988.20 : x
  2. Step 2: Convert to fraction form
    397,229.80/595,067.10 = 238,988.20/x
  3. Step 3: Cross multiply
    397,229.80x = 595,067.10 × 238,988.20
  4. Step 4: Simplify right side
    397,229.80x = 142,214,015,108.22
  5. Step 5: Solve for x
    x = 142,214,015,108.22/397,229.80
  6. Step 6: Final answer
    x = 358,014.47

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