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Finding the Fourth Proportional to 533.34, 734.97 and 496.50

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Solution

The fourth proportional to 533.34, 734.97 and 496.50 is: 684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.34 : 734.97 = 496.50 : x
  2. Step 2: Convert to fraction form
    533.34/734.97 = 496.50/x
  3. Step 3: Cross multiply
    533.34x = 734.97 × 496.50
  4. Step 4: Simplify right side
    533.34x = 364,912.61
  5. Step 5: Solve for x
    x = 364,912.61/533.34
  6. Step 6: Final answer
    x = 684.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.