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Finding the Fourth Proportional to 350.41, 483.55 and 203.04

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Solution

The fourth proportional to 350.41, 483.55 and 203.04 is: 280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.41 : 483.55 = 203.04 : x
  2. Step 2: Convert to fraction form
    350.41/483.55 = 203.04/x
  3. Step 3: Cross multiply
    350.41x = 483.55 × 203.04
  4. Step 4: Simplify right side
    350.41x = 98,179.99
  5. Step 5: Solve for x
    x = 98,179.99/350.41
  6. Step 6: Final answer
    x = 280.19

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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.