Home / 652,519.29-979,135.70-253,175.83

Finding the Fourth Proportional to 652,519.29, 979,135.70 and 253,175.83

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Solution

The fourth proportional to 652,519.29, 979,135.70 and 253,175.83 is: 379,902.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,519.29 : 979,135.70 = 253,175.83 : x
  2. Step 2: Convert to fraction form
    652,519.29/979,135.70 = 253,175.83/x
  3. Step 3: Cross multiply
    652,519.29x = 979,135.70 × 253,175.83
  4. Step 4: Simplify right side
    652,519.29x = 247,893,491,952.58
  5. Step 5: Solve for x
    x = 247,893,491,952.58/652,519.29
  6. Step 6: Final answer
    x = 379,902.16

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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.