Finding the Fourth Proportional to 321,944.37, 444,284.95 and 201,155.70
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Solution
The fourth proportional to 321,944.37, 444,284.95 and 201,155.70 is: 277,595.94
Step by Step Solution
- Step 1: Write the proportion equation
321,944.37 : 444,284.95 = 201,155.70 : x - Step 2: Convert to fraction form
321,944.37/444,284.95 = 201,155.70/x - Step 3: Cross multiply
321,944.37x = 444,284.95 × 201,155.70 - Step 4: Simplify right side
321,944.37x = 89,370,451,657.06 - Step 5: Solve for x
x = 89,370,451,657.06/321,944.37 - Step 6: Final answer
x = 277,595.94
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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.