Home / 653,243.68-979,865.15-204,003.04

Finding the Fourth Proportional to 653,243.68, 979,865.15 and 204,003.04

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Solution

The fourth proportional to 653,243.68, 979,865.15 and 204,003.04 is: 306,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,243.68 : 979,865.15 = 204,003.04 : x
  2. Step 2: Convert to fraction form
    653,243.68/979,865.15 = 204,003.04/x
  3. Step 3: Cross multiply
    653,243.68x = 979,865.15 × 204,003.04
  4. Step 4: Simplify right side
    653,243.68x = 199,895,468,370.04
  5. Step 5: Solve for x
    x = 199,895,468,370.04/653,243.68
  6. Step 6: Final answer
    x = 306,004.44

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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.