Finding the Fourth Proportional to 541,759.20, 811,891.46 and 408,492.99
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Solution
The fourth proportional to 541,759.20, 811,891.46 and 408,492.99 is: 612,175.98
Step by Step Solution
- Step 1: Write the proportion equation
541,759.20 : 811,891.46 = 408,492.99 : x - Step 2: Convert to fraction form
541,759.20/811,891.46 = 408,492.99/x - Step 3: Cross multiply
541,759.20x = 811,891.46 × 408,492.99 - Step 4: Simplify right side
541,759.20x = 331,651,965,636.37 - Step 5: Solve for x
x = 331,651,965,636.37/541,759.20 - Step 6: Final answer
x = 612,175.98
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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.