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Finding the Fourth Proportional to 533.84, 800.82 and 168.60

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Solution

The fourth proportional to 533.84, 800.82 and 168.60 is: 252.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.84 : 800.82 = 168.60 : x
  2. Step 2: Convert to fraction form
    533.84/800.82 = 168.60/x
  3. Step 3: Cross multiply
    533.84x = 800.82 × 168.60
  4. Step 4: Simplify right side
    533.84x = 135,018.25
  5. Step 5: Solve for x
    x = 135,018.25/533.84
  6. Step 6: Final answer
    x = 252.92

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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.