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Finding the Fourth Proportional to 341.29, 471.02 and 193.95

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Solution

The fourth proportional to 341.29, 471.02 and 193.95 is: 267.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.29 : 471.02 = 193.95 : x
  2. Step 2: Convert to fraction form
    341.29/471.02 = 193.95/x
  3. Step 3: Cross multiply
    341.29x = 471.02 × 193.95
  4. Step 4: Simplify right side
    341.29x = 91,351.59
  5. Step 5: Solve for x
    x = 91,351.59/341.29
  6. Step 6: Final answer
    x = 267.67

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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.