Finding the Fourth Proportional to 274,119.84, 378,288 and 160,944.48
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Solution
The fourth proportional to 274,119.84, 378,288 and 160,944.48 is: 222,104.92
Step by Step Solution
- Step 1: Write the proportion equation
274,119.84 : 378,288 = 160,944.48 : x - Step 2: Convert to fraction form
274,119.84/378,288 = 160,944.48/x - Step 3: Cross multiply
274,119.84x = 378,288 × 160,944.48 - Step 4: Simplify right side
274,119.84x = 60,883,365,450.24 - Step 5: Solve for x
x = 60,883,365,450.24/274,119.84 - Step 6: Final answer
x = 222,104.92
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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.