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Finding the Fourth Proportional to 331,393.03, 457,294.30 and 186,187.47

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Solution

The fourth proportional to 331,393.03, 457,294.30 and 186,187.47 is: 256,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,393.03 : 457,294.30 = 186,187.47 : x
  2. Step 2: Convert to fraction form
    331,393.03/457,294.30 = 186,187.47/x
  3. Step 3: Cross multiply
    331,393.03x = 457,294.30 × 186,187.47
  4. Step 4: Simplify right side
    331,393.03x = 85,142,468,296.95
  5. Step 5: Solve for x
    x = 85,142,468,296.95/331,393.03
  6. Step 6: Final answer
    x = 256,922.93

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