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Finding the Fourth Proportional to 244,205.20, 365,724.60 and 149,726.80

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Solution

The fourth proportional to 244,205.20, 365,724.60 and 149,726.80 is: 224,232.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,205.20 : 365,724.60 = 149,726.80 : x
  2. Step 2: Convert to fraction form
    244,205.20/365,724.60 = 149,726.80/x
  3. Step 3: Cross multiply
    244,205.20x = 365,724.60 × 149,726.80
  4. Step 4: Simplify right side
    244,205.20x = 54,758,774,039.28
  5. Step 5: Solve for x
    x = 54,758,774,039.28/244,205.20
  6. Step 6: Final answer
    x = 224,232.63

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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.