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Finding the Fourth Proportional to 350.83, 484.01 and 203.38

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Solution

The fourth proportional to 350.83, 484.01 and 203.38 is: 280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.83 : 484.01 = 203.38 : x
  2. Step 2: Convert to fraction form
    350.83/484.01 = 203.38/x
  3. Step 3: Cross multiply
    350.83x = 484.01 × 203.38
  4. Step 4: Simplify right side
    350.83x = 98,436.49
  5. Step 5: Solve for x
    x = 98,436.49/350.83
  6. Step 6: Final answer
    x = 280.58

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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.