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Finding the Fourth Proportional to 341.46, 471.23 and 201.59

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Solution

The fourth proportional to 341.46, 471.23 and 201.59 is: 278.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.46 : 471.23 = 201.59 : x
  2. Step 2: Convert to fraction form
    341.46/471.23 = 201.59/x
  3. Step 3: Cross multiply
    341.46x = 471.23 × 201.59
  4. Step 4: Simplify right side
    341.46x = 94,991.89
  5. Step 5: Solve for x
    x = 94,991.89/341.46
  6. Step 6: Final answer
    x = 278.19

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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.