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Finding the Fourth Proportional to 323,854.20, 485,781.30 and 245,122.20

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Solution

The fourth proportional to 323,854.20, 485,781.30 and 245,122.20 is: 367,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,854.20 : 485,781.30 = 245,122.20 : x
  2. Step 2: Convert to fraction form
    323,854.20/485,781.30 = 245,122.20/x
  3. Step 3: Cross multiply
    323,854.20x = 485,781.30 × 245,122.20
  4. Step 4: Simplify right side
    323,854.20x = 119,075,780,974.86
  5. Step 5: Solve for x
    x = 119,075,780,974.86/323,854.20
  6. Step 6: Final answer
    x = 367,683.30

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