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Finding the Fourth Proportional to 225,404.24, 310,679.92 and 179,936.48

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Solution

The fourth proportional to 225,404.24, 310,679.92 and 179,936.48 is: 248,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,404.24 : 310,679.92 = 179,936.48 : x
  2. Step 2: Convert to fraction form
    225,404.24/310,679.92 = 179,936.48/x
  3. Step 3: Cross multiply
    225,404.24x = 310,679.92 × 179,936.48
  4. Step 4: Simplify right side
    225,404.24x = 55,902,651,211.48
  5. Step 5: Solve for x
    x = 55,902,651,211.48/225,404.24
  6. Step 6: Final answer
    x = 248,010.65

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1.5x scale

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.