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Finding the Fourth Proportional to 566.27, 849.47 and 155.44

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Solution

The fourth proportional to 566.27, 849.47 and 155.44 is: 233.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.27 : 849.47 = 155.44 : x
  2. Step 2: Convert to fraction form
    566.27/849.47 = 155.44/x
  3. Step 3: Cross multiply
    566.27x = 849.47 × 155.44
  4. Step 4: Simplify right side
    566.27x = 132,041.05
  5. Step 5: Solve for x
    x = 132,041.05/566.27
  6. Step 6: Final answer
    x = 233.18

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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.