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Finding the Fourth Proportional to 341.84, 471.22 and 268.03

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Solution

The fourth proportional to 341.84, 471.22 and 268.03 is: 369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.84 : 471.22 = 268.03 : x
  2. Step 2: Convert to fraction form
    341.84/471.22 = 268.03/x
  3. Step 3: Cross multiply
    341.84x = 471.22 × 268.03
  4. Step 4: Simplify right side
    341.84x = 126,301.10
  5. Step 5: Solve for x
    x = 126,301.10/341.84
  6. Step 6: Final answer
    x = 369.47

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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.