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Finding the Fourth Proportional to 566.62, 850.35 and 242.21

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Solution

The fourth proportional to 566.62, 850.35 and 242.21 is: 363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.62 : 850.35 = 242.21 : x
  2. Step 2: Convert to fraction form
    566.62/850.35 = 242.21/x
  3. Step 3: Cross multiply
    566.62x = 850.35 × 242.21
  4. Step 4: Simplify right side
    566.62x = 205,963.27
  5. Step 5: Solve for x
    x = 205,963.27/566.62
  6. Step 6: Final answer
    x = 363.49

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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.