Home / 766,942.03-1,150,411.12-227,240.32

Finding the Fourth Proportional to 766,942.03, 1,150,411.12 and 227,240.32

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Solution

The fourth proportional to 766,942.03, 1,150,411.12 and 227,240.32 is: 340,859.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,942.03 : 1,150,411.12 = 227,240.32 : x
  2. Step 2: Convert to fraction form
    766,942.03/1,150,411.12 = 227,240.32/x
  3. Step 3: Cross multiply
    766,942.03x = 1,150,411.12 × 227,240.32
  4. Step 4: Simplify right side
    766,942.03x = 261,419,794,067.29
  5. Step 5: Solve for x
    x = 261,419,794,067.29/766,942.03
  6. Step 6: Final answer
    x = 340,859.91

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Double scale
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1.5x scale

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.