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Finding the Fourth Proportional to 226,998.39, 340,096.10 and 213,496.70

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Solution

The fourth proportional to 226,998.39, 340,096.10 and 213,496.70 is: 319,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,998.39 : 340,096.10 = 213,496.70 : x
  2. Step 2: Convert to fraction form
    226,998.39/340,096.10 = 213,496.70/x
  3. Step 3: Cross multiply
    226,998.39x = 340,096.10 × 213,496.70
  4. Step 4: Simplify right side
    226,998.39x = 72,609,394,181.24
  5. Step 5: Solve for x
    x = 72,609,394,181.24/226,998.39
  6. Step 6: Final answer
    x = 319,867.44

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1.5x scale

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.