Home / 231,644.10-347,984.55-222,197.70

Finding the Fourth Proportional to 231,644.10, 347,984.55 and 222,197.70

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Solution

The fourth proportional to 231,644.10, 347,984.55 and 222,197.70 is: 333,793.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,644.10 : 347,984.55 = 222,197.70 : x
  2. Step 2: Convert to fraction form
    231,644.10/347,984.55 = 222,197.70/x
  3. Step 3: Cross multiply
    231,644.10x = 347,984.55 × 222,197.70
  4. Step 4: Simplify right side
    231,644.10x = 77,321,366,645.54
  5. Step 5: Solve for x
    x = 77,321,366,645.54/231,644.10
  6. Step 6: Final answer
    x = 333,793.81

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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.