Home / 329,942.24-455,321.52-179,039.24

Finding the Fourth Proportional to 329,942.24, 455,321.52 and 179,039.24

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Solution

The fourth proportional to 329,942.24, 455,321.52 and 179,039.24 is: 247,074.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,942.24 : 455,321.52 = 179,039.24 : x
  2. Step 2: Convert to fraction form
    329,942.24/455,321.52 = 179,039.24/x
  3. Step 3: Cross multiply
    329,942.24x = 455,321.52 × 179,039.24
  4. Step 4: Simplify right side
    329,942.24x = 81,520,418,896.44
  5. Step 5: Solve for x
    x = 81,520,418,896.44/329,942.24
  6. Step 6: Final answer
    x = 247,074.82

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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.