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Finding the Fourth Proportional to 667,173, 1,000,863.18 and 224,044.68

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Solution

The fourth proportional to 667,173, 1,000,863.18 and 224,044.68 is: 336,101.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,173 : 1,000,863.18 = 224,044.68 : x
  2. Step 2: Convert to fraction form
    667,173/1,000,863.18 = 224,044.68/x
  3. Step 3: Cross multiply
    667,173x = 1,000,863.18 × 224,044.68
  4. Step 4: Simplify right side
    667,173x = 224,238,070,886.88
  5. Step 5: Solve for x
    x = 224,238,070,886.88/667,173
  6. Step 6: Final answer
    x = 336,101.84

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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.