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Finding the Fourth Proportional to 567.20, 850.47 and 292.48

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Solution

The fourth proportional to 567.20, 850.47 and 292.48 is: 438.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.20 : 850.47 = 292.48 : x
  2. Step 2: Convert to fraction form
    567.20/850.47 = 292.48/x
  3. Step 3: Cross multiply
    567.20x = 850.47 × 292.48
  4. Step 4: Simplify right side
    567.20x = 248,742.24
  5. Step 5: Solve for x
    x = 248,742.24/567.20
  6. Step 6: Final answer
    x = 438.54

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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.