Finding the Fourth Proportional to 540,413.63, 810,591.21 and 274,167.23
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Solution
The fourth proportional to 540,413.63, 810,591.21 and 274,167.23 is: 411,236.02
Step by Step Solution
- Step 1: Write the proportion equation
540,413.63 : 810,591.21 = 274,167.23 : x - Step 2: Convert to fraction form
540,413.63/810,591.21 = 274,167.23/x - Step 3: Cross multiply
540,413.63x = 810,591.21 × 274,167.23 - Step 4: Simplify right side
540,413.63x = 222,237,548,734.53 - Step 5: Solve for x
x = 222,237,548,734.53/540,413.63 - Step 6: Final answer
x = 411,236.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.