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Finding the Fourth Proportional to 350.63, 483.87 and 193.27

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Solution

The fourth proportional to 350.63, 483.87 and 193.27 is: 266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.63 : 483.87 = 193.27 : x
  2. Step 2: Convert to fraction form
    350.63/483.87 = 193.27/x
  3. Step 3: Cross multiply
    350.63x = 483.87 × 193.27
  4. Step 4: Simplify right side
    350.63x = 93,515.14
  5. Step 5: Solve for x
    x = 93,515.14/350.63
  6. Step 6: Final answer
    x = 266.71

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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.