Finding the Fourth Proportional to 372,759.48, 514,413.96 and 202,993.44
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Solution
The fourth proportional to 372,759.48, 514,413.96 and 202,993.44 is: 280,134.15
Step by Step Solution
- Step 1: Write the proportion equation
372,759.48 : 514,413.96 = 202,993.44 : x - Step 2: Convert to fraction form
372,759.48/514,413.96 = 202,993.44/x - Step 3: Cross multiply
372,759.48x = 514,413.96 × 202,993.44 - Step 4: Simplify right side
372,759.48x = 104,422,659,324.42 - Step 5: Solve for x
x = 104,422,659,324.42/372,759.48 - Step 6: Final answer
x = 280,134.15
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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.