Finding the Third Proportional to 396,766 and 603,453
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Solution
The third proportional to 396,766 and 603,453 is: 917,809.30
Step by Step Solution
- Step 1: Write the proportion equation
396,766 : 603,453 = 603,453 : x - Step 2: Convert to fraction form
396,766/603,453 = 603,453/x - Step 3: Cross multiply
396,766x = 603,453 × 603,453 - Step 4: Simplify right side
396,766x = 364,155,523,209 - Step 5: Solve for x
x = 364,155,523,209/396,766 - Step 6: Final answer
x = 917,809.30
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.