Finding the Fourth Proportional to 198,734.94, 297,413.51 and 190,468.08
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Solution
The fourth proportional to 198,734.94, 297,413.51 and 190,468.08 is: 285,041.87
Step by Step Solution
- Step 1: Write the proportion equation
198,734.94 : 297,413.51 = 190,468.08 : x - Step 2: Convert to fraction form
198,734.94/297,413.51 = 190,468.08/x - Step 3: Cross multiply
198,734.94x = 297,413.51 × 190,468.08 - Step 4: Simplify right side
198,734.94x = 56,647,779,263.42 - Step 5: Solve for x
x = 56,647,779,263.42/198,734.94 - Step 6: Final answer
x = 285,041.87
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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.