Home / 322,065.45-444,441.78-178,821.81

Finding the Fourth Proportional to 322,065.45, 444,441.78 and 178,821.81

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Solution

The fourth proportional to 322,065.45, 444,441.78 and 178,821.81 is: 246,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,065.45 : 444,441.78 = 178,821.81 : x
  2. Step 2: Convert to fraction form
    322,065.45/444,441.78 = 178,821.81/x
  3. Step 3: Cross multiply
    322,065.45x = 444,441.78 × 178,821.81
  4. Step 4: Simplify right side
    322,065.45x = 79,475,883,539.22
  5. Step 5: Solve for x
    x = 79,475,883,539.22/322,065.45
  6. Step 6: Final answer
    x = 246,769.36

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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.