Home / 379,003.32-522,979.92-226,049.94

Finding the Fourth Proportional to 379,003.32, 522,979.92 and 226,049.94

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Solution

The fourth proportional to 379,003.32, 522,979.92 and 226,049.94 is: 311,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,003.32 : 522,979.92 = 226,049.94 : x
  2. Step 2: Convert to fraction form
    379,003.32/522,979.92 = 226,049.94/x
  3. Step 3: Cross multiply
    379,003.32x = 522,979.92 × 226,049.94
  4. Step 4: Simplify right side
    379,003.32x = 118,219,579,537.21
  5. Step 5: Solve for x
    x = 118,219,579,537.21/379,003.32
  6. Step 6: Final answer
    x = 311,922.28

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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.