Finding the Fourth Proportional to 656,107.80, 984,161.70 and 573,163.80
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Solution
The fourth proportional to 656,107.80, 984,161.70 and 573,163.80 is: 859,745.70
Step by Step Solution
- Step 1: Write the proportion equation
656,107.80 : 984,161.70 = 573,163.80 : x - Step 2: Convert to fraction form
656,107.80/984,161.70 = 573,163.80/x - Step 3: Cross multiply
656,107.80x = 984,161.70 × 573,163.80 - Step 4: Simplify right side
656,107.80x = 564,085,859,786.46 - Step 5: Solve for x
x = 564,085,859,786.46/656,107.80 - Step 6: Final answer
x = 859,745.70
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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.