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Finding the Fourth Proportional to 226,206.66, 340,898.70 and 203,745.48

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Solution

The fourth proportional to 226,206.66, 340,898.70 and 203,745.48 is: 307,049.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,206.66 : 340,898.70 = 203,745.48 : x
  2. Step 2: Convert to fraction form
    226,206.66/340,898.70 = 203,745.48/x
  3. Step 3: Cross multiply
    226,206.66x = 340,898.70 × 203,745.48
  4. Step 4: Simplify right side
    226,206.66x = 69,456,569,262.88
  5. Step 5: Solve for x
    x = 69,456,569,262.88/226,206.66
  6. Step 6: Final answer
    x = 307,049.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.