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Finding the Fourth Proportional to 296.65, 443.94 and 204.13

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Solution

The fourth proportional to 296.65, 443.94 and 204.13 is: 305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.65 : 443.94 = 204.13 : x
  2. Step 2: Convert to fraction form
    296.65/443.94 = 204.13/x
  3. Step 3: Cross multiply
    296.65x = 443.94 × 204.13
  4. Step 4: Simplify right side
    296.65x = 90,621.47
  5. Step 5: Solve for x
    x = 90,621.47/296.65
  6. Step 6: Final answer
    x = 305.48

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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.