Finding the Fourth Proportional to 484,375.92, 726,748.41 and 218,075.19
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Solution
The fourth proportional to 484,375.92, 726,748.41 and 218,075.19 is: 327,195.86
Step by Step Solution
- Step 1: Write the proportion equation
484,375.92 : 726,748.41 = 218,075.19 : x - Step 2: Convert to fraction form
484,375.92/726,748.41 = 218,075.19/x - Step 3: Cross multiply
484,375.92x = 726,748.41 × 218,075.19 - Step 4: Simplify right side
484,375.92x = 158,485,797,592.95 - Step 5: Solve for x
x = 158,485,797,592.95/484,375.92 - Step 6: Final answer
x = 327,195.86
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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.