Finding the Fourth Proportional to 656,701.05, 985,431.41 and 277,597.26
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Solution
The fourth proportional to 656,701.05, 985,431.41 and 277,597.26 is: 416,556.45
Step by Step Solution
- Step 1: Write the proportion equation
656,701.05 : 985,431.41 = 277,597.26 : x - Step 2: Convert to fraction form
656,701.05/985,431.41 = 277,597.26/x - Step 3: Cross multiply
656,701.05x = 985,431.41 × 277,597.26 - Step 4: Simplify right side
656,701.05x = 273,553,059,333.94 - Step 5: Solve for x
x = 273,553,059,333.94/656,701.05 - Step 6: Final answer
x = 416,556.45
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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.