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Finding the Fourth Proportional to 394,688.60, 591,934.38 and 154,851.24

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Solution

The fourth proportional to 394,688.60, 591,934.38 and 154,851.24 is: 232,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,688.60 : 591,934.38 = 154,851.24 : x
  2. Step 2: Convert to fraction form
    394,688.60/591,934.38 = 154,851.24/x
  3. Step 3: Cross multiply
    394,688.60x = 591,934.38 × 154,851.24
  4. Step 4: Simplify right side
    394,688.60x = 91,661,775,251.73
  5. Step 5: Solve for x
    x = 91,661,775,251.73/394,688.60
  6. Step 6: Final answer
    x = 232,238.21

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