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Finding the Fourth Proportional to 533.04, 799.28 and 269.52

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Solution

The fourth proportional to 533.04, 799.28 and 269.52 is: 404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.04 : 799.28 = 269.52 : x
  2. Step 2: Convert to fraction form
    533.04/799.28 = 269.52/x
  3. Step 3: Cross multiply
    533.04x = 799.28 × 269.52
  4. Step 4: Simplify right side
    533.04x = 215,421.95
  5. Step 5: Solve for x
    x = 215,421.95/533.04
  6. Step 6: Final answer
    x = 404.14

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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.