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Finding the Fourth Proportional to 351.06, 481.67 and 341.88

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Solution

The fourth proportional to 351.06, 481.67 and 341.88 is: 469.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.06 : 481.67 = 341.88 : x
  2. Step 2: Convert to fraction form
    351.06/481.67 = 341.88/x
  3. Step 3: Cross multiply
    351.06x = 481.67 × 341.88
  4. Step 4: Simplify right side
    351.06x = 164,671.63
  5. Step 5: Solve for x
    x = 164,671.63/351.06
  6. Step 6: Final answer
    x = 469.07

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.