Home / 676,789.76-1,015,147.28-227,464.23

Finding the Fourth Proportional to 676,789.76, 1,015,147.28 and 227,464.23

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Solution

The fourth proportional to 676,789.76, 1,015,147.28 and 227,464.23 is: 341,183.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,789.76 : 1,015,147.28 = 227,464.23 : x
  2. Step 2: Convert to fraction form
    676,789.76/1,015,147.28 = 227,464.23/x
  3. Step 3: Cross multiply
    676,789.76x = 1,015,147.28 × 227,464.23
  4. Step 4: Simplify right side
    676,789.76x = 230,909,698,757.26
  5. Step 5: Solve for x
    x = 230,909,698,757.26/676,789.76
  6. Step 6: Final answer
    x = 341,183.79

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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.