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Finding the Fourth Proportional to 259.34, 355.17 and 244.37

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Solution

The fourth proportional to 259.34, 355.17 and 244.37 is: 334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    259.34 : 355.17 = 244.37 : x
  2. Step 2: Convert to fraction form
    259.34/355.17 = 244.37/x
  3. Step 3: Cross multiply
    259.34x = 355.17 × 244.37
  4. Step 4: Simplify right side
    259.34x = 86,791.12
  5. Step 5: Solve for x
    x = 86,791.12/259.34
  6. Step 6: Final answer
    x = 334.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.