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Finding the Fourth Proportional to 350.43, 483.58 and 203.06

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Solution

The fourth proportional to 350.43, 483.58 and 203.06 is: 280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.43 : 483.58 = 203.06 : x
  2. Step 2: Convert to fraction form
    350.43/483.58 = 203.06/x
  3. Step 3: Cross multiply
    350.43x = 483.58 × 203.06
  4. Step 4: Simplify right side
    350.43x = 98,195.75
  5. Step 5: Solve for x
    x = 98,195.75/350.43
  6. Step 6: Final answer
    x = 280.22

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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.