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Finding the Fourth Proportional to 537.44, 806.29 and 152.69

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Solution

The fourth proportional to 537.44, 806.29 and 152.69 is: 229.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.44 : 806.29 = 152.69 : x
  2. Step 2: Convert to fraction form
    537.44/806.29 = 152.69/x
  3. Step 3: Cross multiply
    537.44x = 806.29 × 152.69
  4. Step 4: Simplify right side
    537.44x = 123,112.42
  5. Step 5: Solve for x
    x = 123,112.42/537.44
  6. Step 6: Final answer
    x = 229.07

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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.