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Finding the Fourth Proportional to 1,546.89, 2,321.13 and 573.27

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Solution

The fourth proportional to 1,546.89, 2,321.13 and 573.27 is: 860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.89 : 2,321.13 = 573.27 : x
  2. Step 2: Convert to fraction form
    1,546.89/2,321.13 = 573.27/x
  3. Step 3: Cross multiply
    1,546.89x = 2,321.13 × 573.27
  4. Step 4: Simplify right side
    1,546.89x = 1,330,634.20
  5. Step 5: Solve for x
    x = 1,330,634.20/1,546.89
  6. Step 6: Final answer
    x = 860.20

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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.