Home / 802,249.72-1,107,154.38-444,553.72

Finding the Fourth Proportional to 802,249.72, 1,107,154.38 and 444,553.72

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Solution

The fourth proportional to 802,249.72, 1,107,154.38 and 444,553.72 is: 613,511.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,249.72 : 1,107,154.38 = 444,553.72 : x
  2. Step 2: Convert to fraction form
    802,249.72/1,107,154.38 = 444,553.72/x
  3. Step 3: Cross multiply
    802,249.72x = 1,107,154.38 × 444,553.72
  4. Step 4: Simplify right side
    802,249.72x = 492,189,598,243.29
  5. Step 5: Solve for x
    x = 492,189,598,243.29/802,249.72
  6. Step 6: Final answer
    x = 613,511.71

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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.