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Finding the Fourth Proportional to 533.25, 735.48 and 367.74

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Solution

The fourth proportional to 533.25, 735.48 and 367.74 is: 507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.25 : 735.48 = 367.74 : x
  2. Step 2: Convert to fraction form
    533.25/735.48 = 367.74/x
  3. Step 3: Cross multiply
    533.25x = 735.48 × 367.74
  4. Step 4: Simplify right side
    533.25x = 270,465.42
  5. Step 5: Solve for x
    x = 270,465.42/533.25
  6. Step 6: Final answer
    x = 507.20

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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.