Home / 226,961.60-340,442.40-202,467.20

Finding the Fourth Proportional to 226,961.60, 340,442.40 and 202,467.20

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Solution

The fourth proportional to 226,961.60, 340,442.40 and 202,467.20 is: 303,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,961.60 : 340,442.40 = 202,467.20 : x
  2. Step 2: Convert to fraction form
    226,961.60/340,442.40 = 202,467.20/x
  3. Step 3: Cross multiply
    226,961.60x = 340,442.40 × 202,467.20
  4. Step 4: Simplify right side
    226,961.60x = 68,928,419,489.28
  5. Step 5: Solve for x
    x = 68,928,419,489.28/226,961.60
  6. Step 6: Final answer
    x = 303,700.80

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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.