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Finding the Fourth Proportional to 367,064.80, 550,433.17 and 142,350.55

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Solution

The fourth proportional to 367,064.80, 550,433.17 and 142,350.55 is: 213,462.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,064.80 : 550,433.17 = 142,350.55 : x
  2. Step 2: Convert to fraction form
    367,064.80/550,433.17 = 142,350.55/x
  3. Step 3: Cross multiply
    367,064.80x = 550,433.17 × 142,350.55
  4. Step 4: Simplify right side
    367,064.80x = 78,354,464,487.74
  5. Step 5: Solve for x
    x = 78,354,464,487.74/367,064.80
  6. Step 6: Final answer
    x = 213,462.21

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