Finding the Third Proportional to 457,916 and 994,648
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Solution
The third proportional to 457,916 and 994,648 is: 2,160,493.72
Step by Step Solution
- Step 1: Write the proportion equation
457,916 : 994,648 = 994,648 : x - Step 2: Convert to fraction form
457,916/994,648 = 994,648/x - Step 3: Cross multiply
457,916x = 994,648 × 994,648 - Step 4: Simplify right side
457,916x = 989,324,643,904 - Step 5: Solve for x
x = 989,324,643,904/457,916 - Step 6: Final answer
x = 2,160,493.72
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.