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Finding the Fourth Proportional to 1,549.56, 2,324.96 and 576.48

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Solution

The fourth proportional to 1,549.56, 2,324.96 and 576.48 is: 864.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.56 : 2,324.96 = 576.48 : x
  2. Step 2: Convert to fraction form
    1,549.56/2,324.96 = 576.48/x
  3. Step 3: Cross multiply
    1,549.56x = 2,324.96 × 576.48
  4. Step 4: Simplify right side
    1,549.56x = 1,340,292.94
  5. Step 5: Solve for x
    x = 1,340,292.94/1,549.56
  6. Step 6: Final answer
    x = 864.95

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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.