Home / 893,843.52-1,233,514.08-485,944.80

Finding the Fourth Proportional to 893,843.52, 1,233,514.08 and 485,944.80

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Solution

The fourth proportional to 893,843.52, 1,233,514.08 and 485,944.80 is: 670,609.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,843.52 : 1,233,514.08 = 485,944.80 : x
  2. Step 2: Convert to fraction form
    893,843.52/1,233,514.08 = 485,944.80/x
  3. Step 3: Cross multiply
    893,843.52x = 1,233,514.08 × 485,944.80
  4. Step 4: Simplify right side
    893,843.52x = 599,419,752,902.78
  5. Step 5: Solve for x
    x = 599,419,752,902.78/893,843.52
  6. Step 6: Final answer
    x = 670,609.27

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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.