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Finding the Fourth Proportional to 367,081.35, 550,622.03 and 260,793.15

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Solution

The fourth proportional to 367,081.35, 550,622.03 and 260,793.15 is: 391,189.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,081.35 : 550,622.03 = 260,793.15 : x
  2. Step 2: Convert to fraction form
    367,081.35/550,622.03 = 260,793.15/x
  3. Step 3: Cross multiply
    367,081.35x = 550,622.03 × 260,793.15
  4. Step 4: Simplify right side
    367,081.35x = 143,598,452,359.13
  5. Step 5: Solve for x
    x = 143,598,452,359.13/367,081.35
  6. Step 6: Final answer
    x = 391,189.73

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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.