Finding the Fourth Proportional to 799,413.88, 1,103,193.92 and 436,837.75
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Solution
The fourth proportional to 799,413.88, 1,103,193.92 and 436,837.75 is: 602,837.61
Step by Step Solution
- Step 1: Write the proportion equation
799,413.88 : 1,103,193.92 = 436,837.75 : x - Step 2: Convert to fraction form
799,413.88/1,103,193.92 = 436,837.75/x - Step 3: Cross multiply
799,413.88x = 1,103,193.92 × 436,837.75 - Step 4: Simplify right side
799,413.88x = 481,916,749,826.48 - Step 5: Solve for x
x = 481,916,749,826.48/799,413.88 - Step 6: Final answer
x = 602,837.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.