Home / 810,086.39-1,215,301.82-277,464.41

Finding the Fourth Proportional to 810,086.39, 1,215,301.82 and 277,464.41

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Solution

The fourth proportional to 810,086.39, 1,215,301.82 and 277,464.41 is: 416,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,086.39 : 1,215,301.82 = 277,464.41 : x
  2. Step 2: Convert to fraction form
    810,086.39/1,215,301.82 = 277,464.41/x
  3. Step 3: Cross multiply
    810,086.39x = 1,215,301.82 × 277,464.41
  4. Step 4: Simplify right side
    810,086.39x = 337,203,002,458.23
  5. Step 5: Solve for x
    x = 337,203,002,458.23/810,086.39
  6. Step 6: Final answer
    x = 416,255.61

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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.