Home / 800,872.26-1,201,308.39-368,546.10

Finding the Fourth Proportional to 800,872.26, 1,201,308.39 and 368,546.10

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Solution

The fourth proportional to 800,872.26, 1,201,308.39 and 368,546.10 is: 552,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,872.26 : 1,201,308.39 = 368,546.10 : x
  2. Step 2: Convert to fraction form
    800,872.26/1,201,308.39 = 368,546.10/x
  3. Step 3: Cross multiply
    800,872.26x = 1,201,308.39 × 368,546.10
  4. Step 4: Simplify right side
    800,872.26x = 442,737,522,031.78
  5. Step 5: Solve for x
    x = 442,737,522,031.78/800,872.26
  6. Step 6: Final answer
    x = 552,819.15

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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.