Finding the Fourth Proportional to 300,863.97, 415,195.53 and 164,894.99
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Solution
The fourth proportional to 300,863.97, 415,195.53 and 164,894.99 is: 227,556.87
Step by Step Solution
- Step 1: Write the proportion equation
300,863.97 : 415,195.53 = 164,894.99 : x - Step 2: Convert to fraction form
300,863.97/415,195.53 = 164,894.99/x - Step 3: Cross multiply
300,863.97x = 415,195.53 × 164,894.99 - Step 4: Simplify right side
300,863.97x = 68,463,662,767.39 - Step 5: Solve for x
x = 68,463,662,767.39/300,863.97 - Step 6: Final answer
x = 227,556.87
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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.