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Finding the Fourth Proportional to 341, 470.67 and 230.46

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Solution

The fourth proportional to 341, 470.67 and 230.46 is: 318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341 : 470.67 = 230.46 : x
  2. Step 2: Convert to fraction form
    341/470.67 = 230.46/x
  3. Step 3: Cross multiply
    341x = 470.67 × 230.46
  4. Step 4: Simplify right side
    341x = 108,470.61
  5. Step 5: Solve for x
    x = 108,470.61/341
  6. Step 6: Final answer
    x = 318.10

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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.