Finding the Fourth Proportional to 622,413.12, 933,541.92 and 173,167.68
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Solution
The fourth proportional to 622,413.12, 933,541.92 and 173,167.68 is: 259,729.89
Step by Step Solution
- Step 1: Write the proportion equation
622,413.12 : 933,541.92 = 173,167.68 : x - Step 2: Convert to fraction form
622,413.12/933,541.92 = 173,167.68/x - Step 3: Cross multiply
622,413.12x = 933,541.92 × 173,167.68 - Step 4: Simplify right side
622,413.12x = 161,659,288,469.15 - Step 5: Solve for x
x = 161,659,288,469.15/622,413.12 - Step 6: Final answer
x = 259,729.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.