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Finding the Fourth Proportional to 341.07, 470.67 and 193.68

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Solution

The fourth proportional to 341.07, 470.67 and 193.68 is: 267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.07 : 470.67 = 193.68 : x
  2. Step 2: Convert to fraction form
    341.07/470.67 = 193.68/x
  3. Step 3: Cross multiply
    341.07x = 470.67 × 193.68
  4. Step 4: Simplify right side
    341.07x = 91,159.37
  5. Step 5: Solve for x
    x = 91,159.37/341.07
  6. Step 6: Final answer
    x = 267.27

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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.