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Finding the Fourth Proportional to 646,751.66, 970,244.60 and 267,466.64

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Solution

The fourth proportional to 646,751.66, 970,244.60 and 267,466.64 is: 401,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,751.66 : 970,244.60 = 267,466.64 : x
  2. Step 2: Convert to fraction form
    646,751.66/970,244.60 = 267,466.64/x
  3. Step 3: Cross multiply
    646,751.66x = 970,244.60 × 267,466.64
  4. Step 4: Simplify right side
    646,751.66x = 259,508,063,140.14
  5. Step 5: Solve for x
    x = 259,508,063,140.14/646,751.66
  6. Step 6: Final answer
    x = 401,248.39

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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.