Finding the Fourth Proportional to 804,277.40, 1,206,589.68 and 271,786.64
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Solution
The fourth proportional to 804,277.40, 1,206,589.68 and 271,786.64 is: 407,738.61
Step by Step Solution
- Step 1: Write the proportion equation
804,277.40 : 1,206,589.68 = 271,786.64 : x - Step 2: Convert to fraction form
804,277.40/1,206,589.68 = 271,786.64/x - Step 3: Cross multiply
804,277.40x = 1,206,589.68 × 271,786.64 - Step 4: Simplify right side
804,277.40x = 327,934,948,952.93 - Step 5: Solve for x
x = 327,934,948,952.93/804,277.40 - Step 6: Final answer
x = 407,738.61
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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.