Home / 329,918.07-455,286.92-179,015.07

Finding the Fourth Proportional to 329,918.07, 455,286.92 and 179,015.07

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Solution

The fourth proportional to 329,918.07, 455,286.92 and 179,015.07 is: 247,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,918.07 : 455,286.92 = 179,015.07 : x
  2. Step 2: Convert to fraction form
    329,918.07/455,286.92 = 179,015.07/x
  3. Step 3: Cross multiply
    329,918.07x = 455,286.92 × 179,015.07
  4. Step 4: Simplify right side
    329,918.07x = 81,503,219,853.88
  5. Step 5: Solve for x
    x = 81,503,219,853.88/329,918.07
  6. Step 6: Final answer
    x = 247,040.79

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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.