Home / 551,286.40-826,929.60-327,337.60

Finding the Fourth Proportional to 551,286.40, 826,929.60 and 327,337.60

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Solution

The fourth proportional to 551,286.40, 826,929.60 and 327,337.60 is: 491,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,286.40 : 826,929.60 = 327,337.60 : x
  2. Step 2: Convert to fraction form
    551,286.40/826,929.60 = 327,337.60/x
  3. Step 3: Cross multiply
    551,286.40x = 826,929.60 × 327,337.60
  4. Step 4: Simplify right side
    551,286.40x = 270,685,150,632.96
  5. Step 5: Solve for x
    x = 270,685,150,632.96/551,286.40
  6. Step 6: Final answer
    x = 491,006.40

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Similar ratio
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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.