Home / 322,664.33-445,258.44-179,421.30

Finding the Fourth Proportional to 322,664.33, 445,258.44 and 179,421.30

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Solution

The fourth proportional to 322,664.33, 445,258.44 and 179,421.30 is: 247,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,664.33 : 445,258.44 = 179,421.30 : x
  2. Step 2: Convert to fraction form
    322,664.33/445,258.44 = 179,421.30/x
  3. Step 3: Cross multiply
    322,664.33x = 445,258.44 × 179,421.30
  4. Step 4: Simplify right side
    322,664.33x = 79,888,848,140.77
  5. Step 5: Solve for x
    x = 79,888,848,140.77/322,664.33
  6. Step 6: Final answer
    x = 247,591.20

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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.