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Finding the Fourth Proportional to 533.33, 800.00 and 168.15

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Solution

The fourth proportional to 533.33, 800.00 and 168.15 is: 252.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.33 : 800.00 = 168.15 : x
  2. Step 2: Convert to fraction form
    533.33/800.00 = 168.15/x
  3. Step 3: Cross multiply
    533.33x = 800.00 × 168.15
  4. Step 4: Simplify right side
    533.33x = 134,519.16
  5. Step 5: Solve for x
    x = 134,519.16/533.33
  6. Step 6: Final answer
    x = 252.22

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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.