Home / 1,067.25-1,600.97-297.75

Finding the Fourth Proportional to 1,067.25, 1,600.97 and 297.75

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Solution

The fourth proportional to 1,067.25, 1,600.97 and 297.75 is: 446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067.25 : 1,600.97 = 297.75 : x
  2. Step 2: Convert to fraction form
    1,067.25/1,600.97 = 297.75/x
  3. Step 3: Cross multiply
    1,067.25x = 1,600.97 × 297.75
  4. Step 4: Simplify right side
    1,067.25x = 476,687.33
  5. Step 5: Solve for x
    x = 476,687.33/1,067.25
  6. Step 6: Final answer
    x = 446.65

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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.