Home / 322,208.28-444,647.56-178,981.68

Finding the Fourth Proportional to 322,208.28, 444,647.56 and 178,981.68

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Solution

The fourth proportional to 322,208.28, 444,647.56 and 178,981.68 is: 246,994.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,208.28 : 444,647.56 = 178,981.68 : x
  2. Step 2: Convert to fraction form
    322,208.28/444,647.56 = 178,981.68/x
  3. Step 3: Cross multiply
    322,208.28x = 444,647.56 × 178,981.68
  4. Step 4: Simplify right side
    322,208.28x = 79,583,767,296.70
  5. Step 5: Solve for x
    x = 79,583,767,296.70/322,208.28
  6. Step 6: Final answer
    x = 246,994.79

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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.