Finding the Fourth Proportional to 365,742.09, 504,704.43 and 202,391.42
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Solution
The fourth proportional to 365,742.09, 504,704.43 and 202,391.42 is: 279,289.28
Step by Step Solution
- Step 1: Write the proportion equation
365,742.09 : 504,704.43 = 202,391.42 : x - Step 2: Convert to fraction form
365,742.09/504,704.43 = 202,391.42/x - Step 3: Cross multiply
365,742.09x = 504,704.43 × 202,391.42 - Step 4: Simplify right side
365,742.09x = 102,147,843,744.47 - Step 5: Solve for x
x = 102,147,843,744.47/365,742.09 - Step 6: Final answer
x = 279,289.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.