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Finding the Fourth Proportional to 367,234.20, 550,851.30 and 199,272.60

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Solution

The fourth proportional to 367,234.20, 550,851.30 and 199,272.60 is: 298,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,234.20 : 550,851.30 = 199,272.60 : x
  2. Step 2: Convert to fraction form
    367,234.20/550,851.30 = 199,272.60/x
  3. Step 3: Cross multiply
    367,234.20x = 550,851.30 × 199,272.60
  4. Step 4: Simplify right side
    367,234.20x = 109,769,570,764.38
  5. Step 5: Solve for x
    x = 109,769,570,764.38/367,234.20
  6. Step 6: Final answer
    x = 298,908.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.