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Finding the Fourth Proportional to 646,752.29, 970,245.31 and 267,467.04

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Solution

The fourth proportional to 646,752.29, 970,245.31 and 267,467.04 is: 401,248.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,752.29 : 970,245.31 = 267,467.04 : x
  2. Step 2: Convert to fraction form
    646,752.29/970,245.31 = 267,467.04/x
  3. Step 3: Cross multiply
    646,752.29x = 970,245.31 × 267,467.04
  4. Step 4: Simplify right side
    646,752.29x = 259,508,641,139.58
  5. Step 5: Solve for x
    x = 259,508,641,139.58/646,752.29
  6. Step 6: Final answer
    x = 401,248.89

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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.