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Finding the Fourth Proportional to 533.39, 800.46 and 360.41

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Solution

The fourth proportional to 533.39, 800.46 and 360.41 is: 540.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.39 : 800.46 = 360.41 : x
  2. Step 2: Convert to fraction form
    533.39/800.46 = 360.41/x
  3. Step 3: Cross multiply
    533.39x = 800.46 × 360.41
  4. Step 4: Simplify right side
    533.39x = 288,489.79
  5. Step 5: Solve for x
    x = 288,489.79/533.39
  6. Step 6: Final answer
    x = 540.87

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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.