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Finding the Fourth Proportional to 263.13, 362.67 and 180.09

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Solution

The fourth proportional to 263.13, 362.67 and 180.09 is: 248.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.13 : 362.67 = 180.09 : x
  2. Step 2: Convert to fraction form
    263.13/362.67 = 180.09/x
  3. Step 3: Cross multiply
    263.13x = 362.67 × 180.09
  4. Step 4: Simplify right side
    263.13x = 65,313.24
  5. Step 5: Solve for x
    x = 65,313.24/263.13
  6. Step 6: Final answer
    x = 248.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.