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Finding the Fourth Proportional to 334.51, 500.55 and 197.62

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Solution

The fourth proportional to 334.51, 500.55 and 197.62 is: 295.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.51 : 500.55 = 197.62 : x
  2. Step 2: Convert to fraction form
    334.51/500.55 = 197.62/x
  3. Step 3: Cross multiply
    334.51x = 500.55 × 197.62
  4. Step 4: Simplify right side
    334.51x = 98,918.69
  5. Step 5: Solve for x
    x = 98,918.69/334.51
  6. Step 6: Final answer
    x = 295.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.