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Finding the Fourth Proportional to 474,640.56, 712,067.49 and 159,089.40

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Solution

The fourth proportional to 474,640.56, 712,067.49 and 159,089.40 is: 238,669.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,640.56 : 712,067.49 = 159,089.40 : x
  2. Step 2: Convert to fraction form
    474,640.56/712,067.49 = 159,089.40/x
  3. Step 3: Cross multiply
    474,640.56x = 712,067.49 × 159,089.40
  4. Step 4: Simplify right side
    474,640.56x = 113,282,389,743.61
  5. Step 5: Solve for x
    x = 113,282,389,743.61/474,640.56
  6. Step 6: Final answer
    x = 238,669.85

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