Home / 329,918.06-455,286.93-179,015.06

Finding the Fourth Proportional to 329,918.06, 455,286.93 and 179,015.06

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Solution

The fourth proportional to 329,918.06, 455,286.93 and 179,015.06 is: 247,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,918.06 : 455,286.93 = 179,015.06 : x
  2. Step 2: Convert to fraction form
    329,918.06/455,286.93 = 179,015.06/x
  3. Step 3: Cross multiply
    329,918.06x = 455,286.93 × 179,015.06
  4. Step 4: Simplify right side
    329,918.06x = 81,503,217,558.08
  5. Step 5: Solve for x
    x = 81,503,217,558.08/329,918.06
  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.