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Finding the Fourth Proportional to 533.25, 735.22 and 444.86

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Solution

The fourth proportional to 533.25, 735.22 and 444.86 is: 613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.25 : 735.22 = 444.86 : x
  2. Step 2: Convert to fraction form
    533.25/735.22 = 444.86/x
  3. Step 3: Cross multiply
    533.25x = 735.22 × 444.86
  4. Step 4: Simplify right side
    533.25x = 327,065.18
  5. Step 5: Solve for x
    x = 327,065.18/533.25
  6. Step 6: Final answer
    x = 613.35

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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.