Home / 367,276.20-550,331.10-307,789.80

Finding the Fourth Proportional to 367,276.20, 550,331.10 and 307,789.80

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Solution

The fourth proportional to 367,276.20, 550,331.10 and 307,789.80 is: 461,195.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,276.20 : 550,331.10 = 307,789.80 : x
  2. Step 2: Convert to fraction form
    367,276.20/550,331.10 = 307,789.80/x
  3. Step 3: Cross multiply
    367,276.20x = 550,331.10 × 307,789.80
  4. Step 4: Simplify right side
    367,276.20x = 169,386,299,202.78
  5. Step 5: Solve for x
    x = 169,386,299,202.78/367,276.20
  6. Step 6: Final answer
    x = 461,195.96

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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.