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Finding the Fourth Proportional to 537.66, 806.75 and 294.18

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Solution

The fourth proportional to 537.66, 806.75 and 294.18 is: 441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.66 : 806.75 = 294.18 : x
  2. Step 2: Convert to fraction form
    537.66/806.75 = 294.18/x
  3. Step 3: Cross multiply
    537.66x = 806.75 × 294.18
  4. Step 4: Simplify right side
    537.66x = 237,328.24
  5. Step 5: Solve for x
    x = 237,328.24/537.66
  6. Step 6: Final answer
    x = 441.41

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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.