Finding the Third Proportional to 259,413.75 and 331,467.75
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Solution
The third proportional to 259,413.75 and 331,467.75 is: 423,535.26
Step by Step Solution
- Step 1: Write the proportion equation
259,413.75 : 331,467.75 = 331,467.75 : x - Step 2: Convert to fraction form
259,413.75/331,467.75 = 331,467.75/x - Step 3: Cross multiply
259,413.75x = 331,467.75 × 331,467.75 - Step 4: Simplify right side
259,413.75x = 109,870,869,290.06 - Step 5: Solve for x
x = 109,870,869,290.06/259,413.75 - Step 6: Final answer
x = 423,535.26
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Why These Related Problems?
These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.