Home / 352,340.14-486,222.66-199,375.57

Finding the Fourth Proportional to 352,340.14, 486,222.66 and 199,375.57

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Solution

The fourth proportional to 352,340.14, 486,222.66 and 199,375.57 is: 275,134.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,340.14 : 486,222.66 = 199,375.57 : x
  2. Step 2: Convert to fraction form
    352,340.14/486,222.66 = 199,375.57/x
  3. Step 3: Cross multiply
    352,340.14x = 486,222.66 × 199,375.57
  4. Step 4: Simplify right side
    352,340.14x = 96,940,919,984.42
  5. Step 5: Solve for x
    x = 96,940,919,984.42/352,340.14
  6. Step 6: Final answer
    x = 275,134.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.