Home / 826,353.36-1,239,431.76-227,375.64

Finding the Fourth Proportional to 826,353.36, 1,239,431.76 and 227,375.64

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Solution

The fourth proportional to 826,353.36, 1,239,431.76 and 227,375.64 is: 341,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,353.36 : 1,239,431.76 = 227,375.64 : x
  2. Step 2: Convert to fraction form
    826,353.36/1,239,431.76 = 227,375.64/x
  3. Step 3: Cross multiply
    826,353.36x = 1,239,431.76 × 227,375.64
  4. Step 4: Simplify right side
    826,353.36x = 281,816,589,666.33
  5. Step 5: Solve for x
    x = 281,816,589,666.33/826,353.36
  6. Step 6: Final answer
    x = 341,036.42

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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.