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Finding the Fourth Proportional to 487,726.97, 731,408.66 and 167,789.37

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Solution

The fourth proportional to 487,726.97, 731,408.66 and 167,789.37 is: 251,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,726.97 : 731,408.66 = 167,789.37 : x
  2. Step 2: Convert to fraction form
    487,726.97/731,408.66 = 167,789.37/x
  3. Step 3: Cross multiply
    487,726.97x = 731,408.66 × 167,789.37
  4. Step 4: Simplify right side
    487,726.97x = 122,722,601,278.90
  5. Step 5: Solve for x
    x = 122,722,601,278.90/487,726.97
  6. Step 6: Final answer
    x = 251,621.52

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