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Finding the Fourth Proportional to 348.43, 523.33 and 336.13

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Solution

The fourth proportional to 348.43, 523.33 and 336.13 is: 504.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.43 : 523.33 = 336.13 : x
  2. Step 2: Convert to fraction form
    348.43/523.33 = 336.13/x
  3. Step 3: Cross multiply
    348.43x = 523.33 × 336.13
  4. Step 4: Simplify right side
    348.43x = 175,904.30
  5. Step 5: Solve for x
    x = 175,904.30/348.43
  6. Step 6: Final answer
    x = 504.86

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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.