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Finding the Fourth Proportional to 240.99, 360.63 and 227.13

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Solution

The fourth proportional to 240.99, 360.63 and 227.13 is: 339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.99 : 360.63 = 227.13 : x
  2. Step 2: Convert to fraction form
    240.99/360.63 = 227.13/x
  3. Step 3: Cross multiply
    240.99x = 360.63 × 227.13
  4. Step 4: Simplify right side
    240.99x = 81,909.89
  5. Step 5: Solve for x
    x = 81,909.89/240.99
  6. Step 6: Final answer
    x = 339.89

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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.