Home / 667,164.06-1,000,968.30-443,404.80

Finding the Fourth Proportional to 667,164.06, 1,000,968.30 and 443,404.80

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Solution

The fourth proportional to 667,164.06, 1,000,968.30 and 443,404.80 is: 665,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,164.06 : 1,000,968.30 = 443,404.80 : x
  2. Step 2: Convert to fraction form
    667,164.06/1,000,968.30 = 443,404.80/x
  3. Step 3: Cross multiply
    667,164.06x = 1,000,968.30 × 443,404.80
  4. Step 4: Simplify right side
    667,164.06x = 443,834,148,867.84
  5. Step 5: Solve for x
    x = 443,834,148,867.84/667,164.06
  6. Step 6: Final answer
    x = 665,254.88

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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.