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Finding the Fourth Proportional to 383,791.80, 575,201.70 and 146,818.20

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Solution

The fourth proportional to 383,791.80, 575,201.70 and 146,818.20 is: 220,041.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,791.80 : 575,201.70 = 146,818.20 : x
  2. Step 2: Convert to fraction form
    383,791.80/575,201.70 = 146,818.20/x
  3. Step 3: Cross multiply
    383,791.80x = 575,201.70 × 146,818.20
  4. Step 4: Simplify right side
    383,791.80x = 84,450,078,230.94
  5. Step 5: Solve for x
    x = 84,450,078,230.94/383,791.80
  6. Step 6: Final answer
    x = 220,041.38

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