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Finding the Fourth Proportional to 567.37, 850.84 and 220.45

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Solution

The fourth proportional to 567.37, 850.84 and 220.45 is: 330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.37 : 850.84 = 220.45 : x
  2. Step 2: Convert to fraction form
    567.37/850.84 = 220.45/x
  3. Step 3: Cross multiply
    567.37x = 850.84 × 220.45
  4. Step 4: Simplify right side
    567.37x = 187,565.13
  5. Step 5: Solve for x
    x = 187,565.13/567.37
  6. Step 6: Final answer
    x = 330.59

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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.