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Finding the Fourth Proportional to 245.84, 341.01 and 227.61

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Solution

The fourth proportional to 245.84, 341.01 and 227.61 is: 315.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.84 : 341.01 = 227.61 : x
  2. Step 2: Convert to fraction form
    245.84/341.01 = 227.61/x
  3. Step 3: Cross multiply
    245.84x = 341.01 × 227.61
  4. Step 4: Simplify right side
    245.84x = 77,617.29
  5. Step 5: Solve for x
    x = 77,617.29/245.84
  6. Step 6: Final answer
    x = 315.73

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.