Finding the Fourth Proportional to 757,644.24, 1,136,651.48 and 252,204.24
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Solution
The fourth proportional to 757,644.24, 1,136,651.48 and 252,204.24 is: 378,367.98
Step by Step Solution
- Step 1: Write the proportion equation
757,644.24 : 1,136,651.48 = 252,204.24 : x - Step 2: Convert to fraction form
757,644.24/1,136,651.48 = 252,204.24/x - Step 3: Cross multiply
757,644.24x = 1,136,651.48 × 252,204.24 - Step 4: Simplify right side
757,644.24x = 286,668,322,658.28 - Step 5: Solve for x
x = 286,668,322,658.28/757,644.24 - Step 6: Final answer
x = 378,367.98
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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.