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Finding the Fourth Proportional to 344.45, 472.52 and 334.04

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Solution

The fourth proportional to 344.45, 472.52 and 334.04 is: 458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.45 : 472.52 = 334.04 : x
  2. Step 2: Convert to fraction form
    344.45/472.52 = 334.04/x
  3. Step 3: Cross multiply
    344.45x = 472.52 × 334.04
  4. Step 4: Simplify right side
    344.45x = 157,841.42
  5. Step 5: Solve for x
    x = 157,841.42/344.45
  6. Step 6: Final answer
    x = 458.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.