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Finding the Fourth Proportional to 296.75, 443.90 and 236.00

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Solution

The fourth proportional to 296.75, 443.90 and 236.00 is: 353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.75 : 443.90 = 236.00 : x
  2. Step 2: Convert to fraction form
    296.75/443.90 = 236.00/x
  3. Step 3: Cross multiply
    296.75x = 443.90 × 236.00
  4. Step 4: Simplify right side
    296.75x = 104,757.00
  5. Step 5: Solve for x
    x = 104,757.00/296.75
  6. Step 6: Final answer
    x = 353.02

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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.