Finding the Fourth Proportional to 757,592.40, 1,136,449.04 and 252,135.12
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Solution
The fourth proportional to 757,592.40, 1,136,449.04 and 252,135.12 is: 378,222.80
Step by Step Solution
- Step 1: Write the proportion equation
757,592.40 : 1,136,449.04 = 252,135.12 : x - Step 2: Convert to fraction form
757,592.40/1,136,449.04 = 252,135.12/x - Step 3: Cross multiply
757,592.40x = 1,136,449.04 × 252,135.12 - Step 4: Simplify right side
757,592.40x = 286,538,715,074.29 - Step 5: Solve for x
x = 286,538,715,074.29/757,592.40 - Step 6: Final answer
x = 378,222.80
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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.