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Finding the Fourth Proportional to 350.62, 483.86 and 193.26

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Solution

The fourth proportional to 350.62, 483.86 and 193.26 is: 266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.62 : 483.86 = 193.26 : x
  2. Step 2: Convert to fraction form
    350.62/483.86 = 193.26/x
  3. Step 3: Cross multiply
    350.62x = 483.86 × 193.26
  4. Step 4: Simplify right side
    350.62x = 93,511.63
  5. Step 5: Solve for x
    x = 93,511.63/350.62
  6. Step 6: Final answer
    x = 266.70

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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.