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Finding the Fourth Proportional to 567.16, 850.29 and 220.48

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Solution

The fourth proportional to 567.16, 850.29 and 220.48 is: 330.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.16 : 850.29 = 220.48 : x
  2. Step 2: Convert to fraction form
    567.16/850.29 = 220.48/x
  3. Step 3: Cross multiply
    567.16x = 850.29 × 220.48
  4. Step 4: Simplify right side
    567.16x = 187,471.94
  5. Step 5: Solve for x
    x = 187,471.94/567.16
  6. Step 6: Final answer
    x = 330.55

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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.