Finding the Third Proportional to 198,530 and 424,762
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Solution
The third proportional to 198,530 and 424,762 is: 908,793.41
Step by Step Solution
- Step 1: Write the proportion equation
198,530 : 424,762 = 424,762 : x - Step 2: Convert to fraction form
198,530/424,762 = 424,762/x - Step 3: Cross multiply
198,530x = 424,762 × 424,762 - Step 4: Simplify right side
198,530x = 180,422,756,644 - Step 5: Solve for x
x = 180,422,756,644/198,530 - Step 6: Final answer
x = 908,793.41
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.