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Finding the Fourth Proportional to 245.93, 369.66 and 227.47

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Solution

The fourth proportional to 245.93, 369.66 and 227.47 is: 341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.93 : 369.66 = 227.47 : x
  2. Step 2: Convert to fraction form
    245.93/369.66 = 227.47/x
  3. Step 3: Cross multiply
    245.93x = 369.66 × 227.47
  4. Step 4: Simplify right side
    245.93x = 84,085.42
  5. Step 5: Solve for x
    x = 84,085.42/245.93
  6. Step 6: Final answer
    x = 341.91

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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.