Home / 270,984.20-406,937.10-200,942.60

Finding the Fourth Proportional to 270,984.20, 406,937.10 and 200,942.60

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Solution

The fourth proportional to 270,984.20, 406,937.10 and 200,942.60 is: 301,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,984.20 : 406,937.10 = 200,942.60 : x
  2. Step 2: Convert to fraction form
    270,984.20/406,937.10 = 200,942.60/x
  3. Step 3: Cross multiply
    270,984.20x = 406,937.10 × 200,942.60
  4. Step 4: Simplify right side
    270,984.20x = 81,770,998,910.46
  5. Step 5: Solve for x
    x = 81,770,998,910.46/270,984.20
  6. Step 6: Final answer
    x = 301,755.60

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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.