Home / 667,584.90-1,001,377.35-443,247.30

Finding the Fourth Proportional to 667,584.90, 1,001,377.35 and 443,247.30

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Solution

The fourth proportional to 667,584.90, 1,001,377.35 and 443,247.30 is: 664,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,584.90 : 1,001,377.35 = 443,247.30 : x
  2. Step 2: Convert to fraction form
    667,584.90/1,001,377.35 = 443,247.30/x
  3. Step 3: Cross multiply
    667,584.90x = 1,001,377.35 × 443,247.30
  4. Step 4: Simplify right side
    667,584.90x = 443,857,806,668.66
  5. Step 5: Solve for x
    x = 443,857,806,668.66/667,584.90
  6. Step 6: Final answer
    x = 664,870.95

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Double scale
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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.