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Finding the Fourth Proportional to 533.06, 799.06 and 225.09

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Solution

The fourth proportional to 533.06, 799.06 and 225.09 is: 337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.06 : 799.06 = 225.09 : x
  2. Step 2: Convert to fraction form
    533.06/799.06 = 225.09/x
  3. Step 3: Cross multiply
    533.06x = 799.06 × 225.09
  4. Step 4: Simplify right side
    533.06x = 179,857.70
  5. Step 5: Solve for x
    x = 179,857.70/533.06
  6. Step 6: Final answer
    x = 337.40

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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.