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Finding the Fourth Proportional to 350.36, 483.34 and 202.96

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Solution

The fourth proportional to 350.36, 483.34 and 202.96 is: 279.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.36 : 483.34 = 202.96 : x
  2. Step 2: Convert to fraction form
    350.36/483.34 = 202.96/x
  3. Step 3: Cross multiply
    350.36x = 483.34 × 202.96
  4. Step 4: Simplify right side
    350.36x = 98,098.69
  5. Step 5: Solve for x
    x = 98,098.69/350.36
  6. Step 6: Final answer
    x = 279.99

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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.