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Finding the Fourth Proportional to 624,472.86, 861,793.41 and 382,708.71

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Solution

The fourth proportional to 624,472.86, 861,793.41 and 382,708.71 is: 528,150.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,472.86 : 861,793.41 = 382,708.71 : x
  2. Step 2: Convert to fraction form
    624,472.86/861,793.41 = 382,708.71/x
  3. Step 3: Cross multiply
    624,472.86x = 861,793.41 × 382,708.71
  4. Step 4: Simplify right side
    624,472.86x = 329,815,844,227.60
  5. Step 5: Solve for x
    x = 329,815,844,227.60/624,472.86
  6. Step 6: Final answer
    x = 528,150.81

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