Finding the Fourth Proportional to 505,307.99, 757,859.49 and 185,350.95
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Solution
The fourth proportional to 505,307.99, 757,859.49 and 185,350.95 is: 277,988.83
Step by Step Solution
- Step 1: Write the proportion equation
505,307.99 : 757,859.49 = 185,350.95 : x - Step 2: Convert to fraction form
505,307.99/757,859.49 = 185,350.95/x - Step 3: Cross multiply
505,307.99x = 757,859.49 × 185,350.95 - Step 4: Simplify right side
505,307.99x = 140,469,976,438.02 - Step 5: Solve for x
x = 140,469,976,438.02/505,307.99 - Step 6: Final answer
x = 277,988.83
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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.