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Finding the Fourth Proportional to 533.93, 800.69 and 168.62

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Solution

The fourth proportional to 533.93, 800.69 and 168.62 is: 252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.93 : 800.69 = 168.62 : x
  2. Step 2: Convert to fraction form
    533.93/800.69 = 168.62/x
  3. Step 3: Cross multiply
    533.93x = 800.69 × 168.62
  4. Step 4: Simplify right side
    533.93x = 135,014.77
  5. Step 5: Solve for x
    x = 135,014.77/533.93
  6. Step 6: Final answer
    x = 252.87

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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.