Finding the Third Proportional to 542,413.13 and 818,542.13
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Solution
The third proportional to 542,413.13 and 818,542.13 is: 1,235,241.52
Step by Step Solution
- Step 1: Write the proportion equation
542,413.13 : 818,542.13 = 818,542.13 : x - Step 2: Convert to fraction form
542,413.13/818,542.13 = 818,542.13/x - Step 3: Cross multiply
542,413.13x = 818,542.13 × 818,542.13 - Step 4: Simplify right side
542,413.13x = 670,011,210,399.52 - Step 5: Solve for x
x = 670,011,210,399.52/542,413.13 - Step 6: Final answer
x = 1,235,241.52
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.