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Finding the Fourth Proportional to 533.39, 800.28 and 464.94

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Solution

The fourth proportional to 533.39, 800.28 and 464.94 is: 697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.39 : 800.28 = 464.94 : x
  2. Step 2: Convert to fraction form
    533.39/800.28 = 464.94/x
  3. Step 3: Cross multiply
    533.39x = 800.28 × 464.94
  4. Step 4: Simplify right side
    533.39x = 372,082.18
  5. Step 5: Solve for x
    x = 372,082.18/533.39
  6. Step 6: Final answer
    x = 697.59

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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.