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Finding the Fourth Proportional to 1,644.33, 2,466.99 and 950.84

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Solution

The fourth proportional to 1,644.33, 2,466.99 and 950.84 is: 1,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.33 : 2,466.99 = 950.84 : x
  2. Step 2: Convert to fraction form
    1,644.33/2,466.99 = 950.84/x
  3. Step 3: Cross multiply
    1,644.33x = 2,466.99 × 950.84
  4. Step 4: Simplify right side
    1,644.33x = 2,345,712.77
  5. Step 5: Solve for x
    x = 2,345,712.77/1,644.33
  6. Step 6: Final answer
    x = 1,426.55

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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.