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Finding the Fourth Proportional to 567.79, 850.62 and 323.57

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Solution

The fourth proportional to 567.79, 850.62 and 323.57 is: 484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.79 : 850.62 = 323.57 : x
  2. Step 2: Convert to fraction form
    567.79/850.62 = 323.57/x
  3. Step 3: Cross multiply
    567.79x = 850.62 × 323.57
  4. Step 4: Simplify right side
    567.79x = 275,236.63
  5. Step 5: Solve for x
    x = 275,236.63/567.79
  6. Step 6: Final answer
    x = 484.75

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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.