Finding the Fourth Proportional to 958,142.99, 1,436,797.23 and 274,879.08
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Solution
The fourth proportional to 958,142.99, 1,436,797.23 and 274,879.08 is: 412,198.92
Step by Step Solution
- Step 1: Write the proportion equation
958,142.99 : 1,436,797.23 = 274,879.08 : x - Step 2: Convert to fraction form
958,142.99/1,436,797.23 = 274,879.08/x - Step 3: Cross multiply
958,142.99x = 1,436,797.23 × 274,879.08 - Step 4: Simplify right side
958,142.99x = 394,945,500,728.95 - Step 5: Solve for x
x = 394,945,500,728.95/958,142.99 - Step 6: Final answer
x = 412,198.92
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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.