Home / 481,769.82-664,788.48-266,856.54

Finding the Fourth Proportional to 481,769.82, 664,788.48 and 266,856.54

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Solution

The fourth proportional to 481,769.82, 664,788.48 and 266,856.54 is: 368,232.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,769.82 : 664,788.48 = 266,856.54 : x
  2. Step 2: Convert to fraction form
    481,769.82/664,788.48 = 266,856.54/x
  3. Step 3: Cross multiply
    481,769.82x = 664,788.48 × 266,856.54
  4. Step 4: Simplify right side
    481,769.82x = 177,403,153,604.66
  5. Step 5: Solve for x
    x = 177,403,153,604.66/481,769.82
  6. Step 6: Final answer
    x = 368,232.19

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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.