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Finding the Fourth Proportional to 462.54, 692.73 and 333.66

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Solution

The fourth proportional to 462.54, 692.73 and 333.66 is: 499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.54 : 692.73 = 333.66 : x
  2. Step 2: Convert to fraction form
    462.54/692.73 = 333.66/x
  3. Step 3: Cross multiply
    462.54x = 692.73 × 333.66
  4. Step 4: Simplify right side
    462.54x = 231,136.29
  5. Step 5: Solve for x
    x = 231,136.29/462.54
  6. Step 6: Final answer
    x = 499.71

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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.