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Finding the Fourth Proportional to 348.96, 524.16 and 227.52

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Solution

The fourth proportional to 348.96, 524.16 and 227.52 is: 341.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.96 : 524.16 = 227.52 : x
  2. Step 2: Convert to fraction form
    348.96/524.16 = 227.52/x
  3. Step 3: Cross multiply
    348.96x = 524.16 × 227.52
  4. Step 4: Simplify right side
    348.96x = 119,256.88
  5. Step 5: Solve for x
    x = 119,256.88/348.96
  6. Step 6: Final answer
    x = 341.75

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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.