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Finding the Fourth Proportional to 341.19, 470.66 and 201.27

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Solution

The fourth proportional to 341.19, 470.66 and 201.27 is: 277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.19 : 470.66 = 201.27 : x
  2. Step 2: Convert to fraction form
    341.19/470.66 = 201.27/x
  3. Step 3: Cross multiply
    341.19x = 470.66 × 201.27
  4. Step 4: Simplify right side
    341.19x = 94,728.73
  5. Step 5: Solve for x
    x = 94,728.73/341.19
  6. Step 6: Final answer
    x = 277.64

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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.