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Finding the Fourth Proportional to 303.51, 418.83 and 241.23

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Solution

The fourth proportional to 303.51, 418.83 and 241.23 is: 332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.51 : 418.83 = 241.23 : x
  2. Step 2: Convert to fraction form
    303.51/418.83 = 241.23/x
  3. Step 3: Cross multiply
    303.51x = 418.83 × 241.23
  4. Step 4: Simplify right side
    303.51x = 101,034.36
  5. Step 5: Solve for x
    x = 101,034.36/303.51
  6. Step 6: Final answer
    x = 332.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.