Home / 691,115.44-1,036,245.48-269,896

Finding the Fourth Proportional to 691,115.44, 1,036,245.48 and 269,896

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Solution

The fourth proportional to 691,115.44, 1,036,245.48 and 269,896 is: 404,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,115.44 : 1,036,245.48 = 269,896 : x
  2. Step 2: Convert to fraction form
    691,115.44/1,036,245.48 = 269,896/x
  3. Step 3: Cross multiply
    691,115.44x = 1,036,245.48 × 269,896
  4. Step 4: Simplify right side
    691,115.44x = 279,678,510,070.08
  5. Step 5: Solve for x
    x = 279,678,510,070.08/691,115.44
  6. Step 6: Final answer
    x = 404,676.98

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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.