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Finding the Fourth Proportional to 296.19, 443.61 and 227.19

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Solution

The fourth proportional to 296.19, 443.61 and 227.19 is: 340.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.19 : 443.61 = 227.19 : x
  2. Step 2: Convert to fraction form
    296.19/443.61 = 227.19/x
  3. Step 3: Cross multiply
    296.19x = 443.61 × 227.19
  4. Step 4: Simplify right side
    296.19x = 100,783.76
  5. Step 5: Solve for x
    x = 100,783.76/296.19
  6. Step 6: Final answer
    x = 340.27

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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.