Finding the Fourth Proportional to 373,809.38, 560,517.04 and 163,201.28
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Solution
The fourth proportional to 373,809.38, 560,517.04 and 163,201.28 is: 244,715.90
Step by Step Solution
- Step 1: Write the proportion equation
373,809.38 : 560,517.04 = 163,201.28 : x - Step 2: Convert to fraction form
373,809.38/560,517.04 = 163,201.28/x - Step 3: Cross multiply
373,809.38x = 560,517.04 × 163,201.28 - Step 4: Simplify right side
373,809.38x = 91,477,099,383.10 - Step 5: Solve for x
x = 91,477,099,383.10/373,809.38 - Step 6: Final answer
x = 244,715.90
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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.