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Finding the Fourth Proportional to 567.10, 850.65 and 254.75

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Solution

The fourth proportional to 567.10, 850.65 and 254.75 is: 382.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.10 : 850.65 = 254.75 : x
  2. Step 2: Convert to fraction form
    567.10/850.65 = 254.75/x
  3. Step 3: Cross multiply
    567.10x = 850.65 × 254.75
  4. Step 4: Simplify right side
    567.10x = 216,699.31
  5. Step 5: Solve for x
    x = 216,699.31/567.10
  6. Step 6: Final answer
    x = 382.12

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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.