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Finding the Fourth Proportional to 394,024.78, 591,276.21 and 157,347.64

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Solution

The fourth proportional to 394,024.78, 591,276.21 and 157,347.64 is: 236,116.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,024.78 : 591,276.21 = 157,347.64 : x
  2. Step 2: Convert to fraction form
    394,024.78/591,276.21 = 157,347.64/x
  3. Step 3: Cross multiply
    394,024.78x = 591,276.21 × 157,347.64
  4. Step 4: Simplify right side
    394,024.78x = 93,035,916,231.64
  5. Step 5: Solve for x
    x = 93,035,916,231.64/394,024.78
  6. Step 6: Final answer
    x = 236,116.92

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