Finding the Third Proportional to 778,272.75 and 994,452.75
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Solution
The third proportional to 778,272.75 and 994,452.75 is: 1,270,680.84
Step by Step Solution
- Step 1: Write the proportion equation
778,272.75 : 994,452.75 = 994,452.75 : x - Step 2: Convert to fraction form
778,272.75/994,452.75 = 994,452.75/x - Step 3: Cross multiply
778,272.75x = 994,452.75 × 994,452.75 - Step 4: Simplify right side
778,272.75x = 988,936,271,982.56 - Step 5: Solve for x
x = 988,936,271,982.56/778,272.75 - Step 6: Final answer
x = 1,270,680.84
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Why These Related Problems?
These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.