Finding the Fourth Proportional to 454,939.97, 682,514.97 and 135,084.73
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Solution
The fourth proportional to 454,939.97, 682,514.97 and 135,084.73 is: 202,658.27
Step by Step Solution
- Step 1: Write the proportion equation
454,939.97 : 682,514.97 = 135,084.73 : x - Step 2: Convert to fraction form
454,939.97/682,514.97 = 135,084.73/x - Step 3: Cross multiply
454,939.97x = 682,514.97 × 135,084.73 - Step 4: Simplify right side
454,939.97x = 92,197,347,580.72 - Step 5: Solve for x
x = 92,197,347,580.72/454,939.97 - Step 6: Final answer
x = 202,658.27
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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.