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Finding the Fourth Proportional to 367,658.20, 551,487.30 and 274,346.20

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Solution

The fourth proportional to 367,658.20, 551,487.30 and 274,346.20 is: 411,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,658.20 : 551,487.30 = 274,346.20 : x
  2. Step 2: Convert to fraction form
    367,658.20/551,487.30 = 274,346.20/x
  3. Step 3: Cross multiply
    367,658.20x = 551,487.30 × 274,346.20
  4. Step 4: Simplify right side
    367,658.20x = 151,298,445,103.26
  5. Step 5: Solve for x
    x = 151,298,445,103.26/367,658.20
  6. Step 6: Final answer
    x = 411,519.30

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