Finding the Third Proportional to 297,079 and 618,636
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Solution
The third proportional to 297,079 and 618,636 is: 1,288,244.88
Step by Step Solution
- Step 1: Write the proportion equation
297,079 : 618,636 = 618,636 : x - Step 2: Convert to fraction form
297,079/618,636 = 618,636/x - Step 3: Cross multiply
297,079x = 618,636 × 618,636 - Step 4: Simplify right side
297,079x = 382,710,500,496 - Step 5: Solve for x
x = 382,710,500,496/297,079 - Step 6: Final answer
x = 1,288,244.88
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.