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Finding the Fourth Proportional to 353.40, 483.80 and 341.10

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Solution

The fourth proportional to 353.40, 483.80 and 341.10 is: 466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    353.40 : 483.80 = 341.10 : x
  2. Step 2: Convert to fraction form
    353.40/483.80 = 341.10/x
  3. Step 3: Cross multiply
    353.40x = 483.80 × 341.10
  4. Step 4: Simplify right side
    353.40x = 165,022.47
  5. Step 5: Solve for x
    x = 165,022.47/353.40
  6. Step 6: Final answer
    x = 466.96

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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.