Home / 432,005.58-648,297.60-179,286.33

Finding the Fourth Proportional to 432,005.58, 648,297.60 and 179,286.33

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Solution

The fourth proportional to 432,005.58, 648,297.60 and 179,286.33 is: 269,049.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,005.58 : 648,297.60 = 179,286.33 : x
  2. Step 2: Convert to fraction form
    432,005.58/648,297.60 = 179,286.33/x
  3. Step 3: Cross multiply
    432,005.58x = 648,297.60 × 179,286.33
  4. Step 4: Simplify right side
    432,005.58x = 116,230,897,451.81
  5. Step 5: Solve for x
    x = 116,230,897,451.81/432,005.58
  6. Step 6: Final answer
    x = 269,049.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.