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Finding the Fourth Proportional to 537.42, 806.25 and 248.82

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Solution

The fourth proportional to 537.42, 806.25 and 248.82 is: 373.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.42 : 806.25 = 248.82 : x
  2. Step 2: Convert to fraction form
    537.42/806.25 = 248.82/x
  3. Step 3: Cross multiply
    537.42x = 806.25 × 248.82
  4. Step 4: Simplify right side
    537.42x = 200,611.13
  5. Step 5: Solve for x
    x = 200,611.13/537.42
  6. Step 6: Final answer
    x = 373.29

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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.