Home / 396,936.36-595,216.38-153,891

Finding the Fourth Proportional to 396,936.36, 595,216.38 and 153,891

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Solution

The fourth proportional to 396,936.36, 595,216.38 and 153,891 is: 230,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,936.36 : 595,216.38 = 153,891 : x
  2. Step 2: Convert to fraction form
    396,936.36/595,216.38 = 153,891/x
  3. Step 3: Cross multiply
    396,936.36x = 595,216.38 × 153,891
  4. Step 4: Simplify right side
    396,936.36x = 91,598,443,934.58
  5. Step 5: Solve for x
    x = 91,598,443,934.58/396,936.36
  6. Step 6: Final answer
    x = 230,763.55

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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.