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Finding the Fourth Proportional to 566.15, 849.28 and 155.29

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Solution

The fourth proportional to 566.15, 849.28 and 155.29 is: 232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.15 : 849.28 = 155.29 : x
  2. Step 2: Convert to fraction form
    566.15/849.28 = 155.29/x
  3. Step 3: Cross multiply
    566.15x = 849.28 × 155.29
  4. Step 4: Simplify right side
    566.15x = 131,884.69
  5. Step 5: Solve for x
    x = 131,884.69/566.15
  6. Step 6: Final answer
    x = 232.95

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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.