Finding the Fourth Proportional to 218,965.94, 327,809.19 and 197,954.54
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Solution
The fourth proportional to 218,965.94, 327,809.19 and 197,954.54 is: 296,353.48
Step by Step Solution
- Step 1: Write the proportion equation
218,965.94 : 327,809.19 = 197,954.54 : x - Step 2: Convert to fraction form
218,965.94/327,809.19 = 197,954.54/x - Step 3: Cross multiply
218,965.94x = 327,809.19 × 197,954.54 - Step 4: Simplify right side
218,965.94x = 64,891,317,414.22 - Step 5: Solve for x
x = 64,891,317,414.22/218,965.94 - Step 6: Final answer
x = 296,353.48
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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.