Home / 766,712.75-1,150,081.13-227,023.79

Finding the Fourth Proportional to 766,712.75, 1,150,081.13 and 227,023.79

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Solution

The fourth proportional to 766,712.75, 1,150,081.13 and 227,023.79 is: 340,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,712.75 : 1,150,081.13 = 227,023.79 : x
  2. Step 2: Convert to fraction form
    766,712.75/1,150,081.13 = 227,023.79/x
  3. Step 3: Cross multiply
    766,712.75x = 1,150,081.13 × 227,023.79
  4. Step 4: Simplify right side
    766,712.75x = 261,095,771,757.24
  5. Step 5: Solve for x
    x = 261,095,771,757.24/766,712.75
  6. Step 6: Final answer
    x = 340,539.24

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Similar ratio
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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.