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Finding the Fourth Proportional to 354,588.20, 531,930.90 and 117,906.20

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Solution

The fourth proportional to 354,588.20, 531,930.90 and 117,906.20 is: 176,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,588.20 : 531,930.90 = 117,906.20 : x
  2. Step 2: Convert to fraction form
    354,588.20/531,930.90 = 117,906.20/x
  3. Step 3: Cross multiply
    354,588.20x = 531,930.90 × 117,906.20
  4. Step 4: Simplify right side
    354,588.20x = 62,717,951,081.58
  5. Step 5: Solve for x
    x = 62,717,951,081.58/354,588.20
  6. Step 6: Final answer
    x = 176,875.46

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