Finding the Fourth Proportional to 204,367.78, 306,413.97 and 104,446.18
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Solution
The fourth proportional to 204,367.78, 306,413.97 and 104,446.18 is: 156,598.90
Step by Step Solution
- Step 1: Write the proportion equation
204,367.78 : 306,413.97 = 104,446.18 : x - Step 2: Convert to fraction form
204,367.78/306,413.97 = 104,446.18/x - Step 3: Cross multiply
204,367.78x = 306,413.97 × 104,446.18 - Step 4: Simplify right side
204,367.78x = 32,003,768,665.13 - Step 5: Solve for x
x = 32,003,768,665.13/204,367.78 - Step 6: Final answer
x = 156,598.90
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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.