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Finding the Fourth Proportional to 563.27, 844.92 and 306.77

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Solution

The fourth proportional to 563.27, 844.92 and 306.77 is: 460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.27 : 844.92 = 306.77 : x
  2. Step 2: Convert to fraction form
    563.27/844.92 = 306.77/x
  3. Step 3: Cross multiply
    563.27x = 844.92 × 306.77
  4. Step 4: Simplify right side
    563.27x = 259,196.11
  5. Step 5: Solve for x
    x = 259,196.11/563.27
  6. Step 6: Final answer
    x = 460.16

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Similar ratio
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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.