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Finding the Fourth Proportional to 235.71, 350.79 and 227.07

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Solution

The fourth proportional to 235.71, 350.79 and 227.07 is: 337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.71 : 350.79 = 227.07 : x
  2. Step 2: Convert to fraction form
    235.71/350.79 = 227.07/x
  3. Step 3: Cross multiply
    235.71x = 350.79 × 227.07
  4. Step 4: Simplify right side
    235.71x = 79,653.89
  5. Step 5: Solve for x
    x = 79,653.89/235.71
  6. Step 6: Final answer
    x = 337.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.