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Finding the Fourth Proportional to 350.36, 483.48 and 219.44

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Solution

The fourth proportional to 350.36, 483.48 and 219.44 is: 302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.36 : 483.48 = 219.44 : x
  2. Step 2: Convert to fraction form
    350.36/483.48 = 219.44/x
  3. Step 3: Cross multiply
    350.36x = 483.48 × 219.44
  4. Step 4: Simplify right side
    350.36x = 106,094.85
  5. Step 5: Solve for x
    x = 106,094.85/350.36
  6. Step 6: Final answer
    x = 302.82

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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.