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Finding the Fourth Proportional to 567.93, 850.59 and 548.49

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Solution

The fourth proportional to 567.93, 850.59 and 548.49 is: 821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.93 : 850.59 = 548.49 : x
  2. Step 2: Convert to fraction form
    567.93/850.59 = 548.49/x
  3. Step 3: Cross multiply
    567.93x = 850.59 × 548.49
  4. Step 4: Simplify right side
    567.93x = 466,540.11
  5. Step 5: Solve for x
    x = 466,540.11/567.93
  6. Step 6: Final answer
    x = 821.47

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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.