Home / 322,733.10-445,377.40-179,493.21

Finding the Fourth Proportional to 322,733.10, 445,377.40 and 179,493.21

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Solution

The fourth proportional to 322,733.10, 445,377.40 and 179,493.21 is: 247,703.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,733.10 : 445,377.40 = 179,493.21 : x
  2. Step 2: Convert to fraction form
    322,733.10/445,377.40 = 179,493.21/x
  3. Step 3: Cross multiply
    322,733.10x = 445,377.40 × 179,493.21
  4. Step 4: Simplify right side
    322,733.10x = 79,942,219,187.45
  5. Step 5: Solve for x
    x = 79,942,219,187.45/322,733.10
  6. Step 6: Final answer
    x = 247,703.81

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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.