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Finding the Fourth Proportional to 567.01, 850.55 and 258.88

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Solution

The fourth proportional to 567.01, 850.55 and 258.88 is: 388.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.01 : 850.55 = 258.88 : x
  2. Step 2: Convert to fraction form
    567.01/850.55 = 258.88/x
  3. Step 3: Cross multiply
    567.01x = 850.55 × 258.88
  4. Step 4: Simplify right side
    567.01x = 220,190.38
  5. Step 5: Solve for x
    x = 220,190.38/567.01
  6. Step 6: Final answer
    x = 388.34

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Double scale
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Similar ratio
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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.