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Finding the Fourth Proportional to 566.10, 849.15 and 155.24

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Solution

The fourth proportional to 566.10, 849.15 and 155.24 is: 232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.10 : 849.15 = 155.24 : x
  2. Step 2: Convert to fraction form
    566.10/849.15 = 155.24/x
  3. Step 3: Cross multiply
    566.10x = 849.15 × 155.24
  4. Step 4: Simplify right side
    566.10x = 131,820.40
  5. Step 5: Solve for x
    x = 131,820.40/566.10
  6. Step 6: Final answer
    x = 232.86

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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.