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Finding the Fourth Proportional to 534.53, 737.25 and 335.21

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Solution

The fourth proportional to 534.53, 737.25 and 335.21 is: 462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.53 : 737.25 = 335.21 : x
  2. Step 2: Convert to fraction form
    534.53/737.25 = 335.21/x
  3. Step 3: Cross multiply
    534.53x = 737.25 × 335.21
  4. Step 4: Simplify right side
    534.53x = 247,129.89
  5. Step 5: Solve for x
    x = 247,129.89/534.53
  6. Step 6: Final answer
    x = 462.34

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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.