Finding the Fourth Proportional to 649,413.36, 896,218.11 and 362,933.44
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Solution
The fourth proportional to 649,413.36, 896,218.11 and 362,933.44 is: 500,863.61
Step by Step Solution
- Step 1: Write the proportion equation
649,413.36 : 896,218.11 = 362,933.44 : x - Step 2: Convert to fraction form
649,413.36/896,218.11 = 362,933.44/x - Step 3: Cross multiply
649,413.36x = 896,218.11 × 362,933.44 - Step 4: Simplify right side
649,413.36x = 325,267,521,652.60 - Step 5: Solve for x
x = 325,267,521,652.60/649,413.36 - Step 6: Final answer
x = 500,863.61
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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.