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Finding the Fourth Proportional to 566.73, 849.66 and 220.02

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Solution

The fourth proportional to 566.73, 849.66 and 220.02 is: 329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.73 : 849.66 = 220.02 : x
  2. Step 2: Convert to fraction form
    566.73/849.66 = 220.02/x
  3. Step 3: Cross multiply
    566.73x = 849.66 × 220.02
  4. Step 4: Simplify right side
    566.73x = 186,942.19
  5. Step 5: Solve for x
    x = 186,942.19/566.73
  6. Step 6: Final answer
    x = 329.86

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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.