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Finding the Fourth Proportional to 2,466.39, 3,699.46 and 617.39

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Solution

The fourth proportional to 2,466.39, 3,699.46 and 617.39 is: 926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,466.39 : 3,699.46 = 617.39 : x
  2. Step 2: Convert to fraction form
    2,466.39/3,699.46 = 617.39/x
  3. Step 3: Cross multiply
    2,466.39x = 3,699.46 × 617.39
  4. Step 4: Simplify right side
    2,466.39x = 2,284,023.09
  5. Step 5: Solve for x
    x = 2,284,023.09/2,466.39
  6. Step 6: Final answer
    x = 926.06

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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.