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Finding the Fourth Proportional to 367,062.55, 550,429.80 and 142,348.30

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Solution

The fourth proportional to 367,062.55, 550,429.80 and 142,348.30 is: 213,458.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,062.55 : 550,429.80 = 142,348.30 : x
  2. Step 2: Convert to fraction form
    367,062.55/550,429.80 = 142,348.30/x
  3. Step 3: Cross multiply
    367,062.55x = 550,429.80 × 142,348.30
  4. Step 4: Simplify right side
    367,062.55x = 78,352,746,299.34
  5. Step 5: Solve for x
    x = 78,352,746,299.34/367,062.55
  6. Step 6: Final answer
    x = 213,458.84

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