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Finding the Fourth Proportional to 322,035.70, 444,388.67 and 178,795.70

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Solution

The fourth proportional to 322,035.70, 444,388.67 and 178,795.70 is: 246,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,035.70 : 444,388.67 = 178,795.70 : x
  2. Step 2: Convert to fraction form
    322,035.70/444,388.67 = 178,795.70/x
  3. Step 3: Cross multiply
    322,035.70x = 444,388.67 × 178,795.70
  4. Step 4: Simplify right side
    322,035.70x = 79,454,783,324.72
  5. Step 5: Solve for x
    x = 79,454,783,324.72/322,035.70
  6. Step 6: Final answer
    x = 246,726.63

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1.5x scale

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.