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Finding the Fourth Proportional to 365,540.80, 548,311.20 and 349,794.40

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Solution

The fourth proportional to 365,540.80, 548,311.20 and 349,794.40 is: 524,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,540.80 : 548,311.20 = 349,794.40 : x
  2. Step 2: Convert to fraction form
    365,540.80/548,311.20 = 349,794.40/x
  3. Step 3: Cross multiply
    365,540.80x = 548,311.20 × 349,794.40
  4. Step 4: Simplify right side
    365,540.80x = 191,796,187,217.28
  5. Step 5: Solve for x
    x = 191,796,187,217.28/365,540.80
  6. Step 6: Final answer
    x = 524,691.60

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