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Finding the Fourth Proportional to 336.72, 467.96 and 332.80

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Solution

The fourth proportional to 336.72, 467.96 and 332.80 is: 462.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.72 : 467.96 = 332.80 : x
  2. Step 2: Convert to fraction form
    336.72/467.96 = 332.80/x
  3. Step 3: Cross multiply
    336.72x = 467.96 × 332.80
  4. Step 4: Simplify right side
    336.72x = 155,737.09
  5. Step 5: Solve for x
    x = 155,737.09/336.72
  6. Step 6: Final answer
    x = 462.51

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.