Finding the Fourth Proportional to 299,414.97, 448,991.24 and 112,295.25
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Solution
The fourth proportional to 299,414.97, 448,991.24 and 112,295.25 is: 168,393.66
Step by Step Solution
- Step 1: Write the proportion equation
299,414.97 : 448,991.24 = 112,295.25 : x - Step 2: Convert to fraction form
299,414.97/448,991.24 = 112,295.25/x - Step 3: Cross multiply
299,414.97x = 448,991.24 × 112,295.25 - Step 4: Simplify right side
299,414.97x = 50,419,582,982.13 - Step 5: Solve for x
x = 50,419,582,982.13/299,414.97 - Step 6: Final answer
x = 168,393.66
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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.