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Finding the Fourth Proportional to 335,195.01, 462,520.98 and 197,291.97

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Solution

The fourth proportional to 335,195.01, 462,520.98 and 197,291.97 is: 272,234.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,195.01 : 462,520.98 = 197,291.97 : x
  2. Step 2: Convert to fraction form
    335,195.01/462,520.98 = 197,291.97/x
  3. Step 3: Cross multiply
    335,195.01x = 462,520.98 × 197,291.97
  4. Step 4: Simplify right side
    335,195.01x = 91,251,675,310.53
  5. Step 5: Solve for x
    x = 91,251,675,310.53/335,195.01
  6. Step 6: Final answer
    x = 272,234.59

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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.