Home / 352,773.21-486,815.81-199,825.52

Finding the Fourth Proportional to 352,773.21, 486,815.81 and 199,825.52

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Solution

The fourth proportional to 352,773.21, 486,815.81 and 199,825.52 is: 275,752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,773.21 : 486,815.81 = 199,825.52 : x
  2. Step 2: Convert to fraction form
    352,773.21/486,815.81 = 199,825.52/x
  3. Step 3: Cross multiply
    352,773.21x = 486,815.81 × 199,825.52
  4. Step 4: Simplify right side
    352,773.21x = 97,278,222,377.47
  5. Step 5: Solve for x
    x = 97,278,222,377.47/352,773.21
  6. Step 6: Final answer
    x = 275,752.86

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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.