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Finding the Fourth Proportional to 331,342.40, 497,013.60 and 109,726.40

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Solution

The fourth proportional to 331,342.40, 497,013.60 and 109,726.40 is: 164,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,342.40 : 497,013.60 = 109,726.40 : x
  2. Step 2: Convert to fraction form
    331,342.40/497,013.60 = 109,726.40/x
  3. Step 3: Cross multiply
    331,342.40x = 497,013.60 × 109,726.40
  4. Step 4: Simplify right side
    331,342.40x = 54,535,513,079.04
  5. Step 5: Solve for x
    x = 54,535,513,079.04/331,342.40
  6. Step 6: Final answer
    x = 164,589.60

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