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Finding the Fourth Proportional to 336.84, 467.34 and 322.44

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Solution

The fourth proportional to 336.84, 467.34 and 322.44 is: 447.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.84 : 467.34 = 322.44 : x
  2. Step 2: Convert to fraction form
    336.84/467.34 = 322.44/x
  3. Step 3: Cross multiply
    336.84x = 467.34 × 322.44
  4. Step 4: Simplify right side
    336.84x = 150,689.11
  5. Step 5: Solve for x
    x = 150,689.11/336.84
  6. Step 6: Final answer
    x = 447.36

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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.