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Finding the Fourth Proportional to 237.22, 356.37 and 227.50

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Solution

The fourth proportional to 237.22, 356.37 and 227.50 is: 341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.22 : 356.37 = 227.50 : x
  2. Step 2: Convert to fraction form
    237.22/356.37 = 227.50/x
  3. Step 3: Cross multiply
    237.22x = 356.37 × 227.50
  4. Step 4: Simplify right side
    237.22x = 81,074.18
  5. Step 5: Solve for x
    x = 81,074.18/237.22
  6. Step 6: Final answer
    x = 341.77

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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.