Finding the Third Proportional to 395,413.13 and 818,862.75
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Solution
The third proportional to 395,413.13 and 818,862.75 is: 1,695,786.41
Step by Step Solution
- Step 1: Write the proportion equation
395,413.13 : 818,862.75 = 818,862.75 : x - Step 2: Convert to fraction form
395,413.13/818,862.75 = 818,862.75/x - Step 3: Cross multiply
395,413.13x = 818,862.75 × 818,862.75 - Step 4: Simplify right side
395,413.13x = 670,536,203,337.56 - Step 5: Solve for x
x = 670,536,203,337.56/395,413.13 - Step 6: Final answer
x = 1,695,786.41
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.