Home / 352,691.06-486,743.69-199,756.46

Finding the Fourth Proportional to 352,691.06, 486,743.69 and 199,756.46

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Solution

The fourth proportional to 352,691.06, 486,743.69 and 199,756.46 is: 275,680.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,691.06 : 486,743.69 = 199,756.46 : x
  2. Step 2: Convert to fraction form
    352,691.06/486,743.69 = 199,756.46/x
  3. Step 3: Cross multiply
    352,691.06x = 486,743.69 × 199,756.46
  4. Step 4: Simplify right side
    352,691.06x = 97,230,195,442.96
  5. Step 5: Solve for x
    x = 97,230,195,442.96/352,691.06
  6. Step 6: Final answer
    x = 275,680.92

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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.