Home / 1,067,745.26-1,601,853.17-309,618.38

Finding the Fourth Proportional to 1,067,745.26, 1,601,853.17 and 309,618.38

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Solution

The fourth proportional to 1,067,745.26, 1,601,853.17 and 309,618.38 is: 464,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,745.26 : 1,601,853.17 = 309,618.38 : x
  2. Step 2: Convert to fraction form
    1,067,745.26/1,601,853.17 = 309,618.38/x
  3. Step 3: Cross multiply
    1,067,745.26x = 1,601,853.17 × 309,618.38
  4. Step 4: Simplify right side
    1,067,745.26x = 495,963,187,691.41
  5. Step 5: Solve for x
    x = 495,963,187,691.41/1,067,745.26
  6. Step 6: Final answer
    x = 464,495.80

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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.