Home / 801,003.88-1,201,622.46-240,082.12

Finding the Fourth Proportional to 801,003.88, 1,201,622.46 and 240,082.12

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Solution

The fourth proportional to 801,003.88, 1,201,622.46 and 240,082.12 is: 360,158.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,003.88 : 1,201,622.46 = 240,082.12 : x
  2. Step 2: Convert to fraction form
    801,003.88/1,201,622.46 = 240,082.12/x
  3. Step 3: Cross multiply
    801,003.88x = 1,201,622.46 × 240,082.12
  4. Step 4: Simplify right side
    801,003.88x = 288,488,067,636.42
  5. Step 5: Solve for x
    x = 288,488,067,636.42/801,003.88
  6. Step 6: Final answer
    x = 360,158.14

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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.