Finding the Fourth Proportional to 325,272.75, 488,356.87 and 165,456.84
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Solution
The fourth proportional to 325,272.75, 488,356.87 and 165,456.84 is: 248,413.02
Step by Step Solution
- Step 1: Write the proportion equation
325,272.75 : 488,356.87 = 165,456.84 : x - Step 2: Convert to fraction form
325,272.75/488,356.87 = 165,456.84/x - Step 3: Cross multiply
325,272.75x = 488,356.87 × 165,456.84 - Step 4: Simplify right side
325,272.75x = 80,801,986,953.30 - Step 5: Solve for x
x = 80,801,986,953.30/325,272.75 - Step 6: Final answer
x = 248,413.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.