Finding the Fourth Proportional to 804,942.20, 1,207,413.30 and 592,365.80
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Solution
The fourth proportional to 804,942.20, 1,207,413.30 and 592,365.80 is: 888,548.70
Step by Step Solution
- Step 1: Write the proportion equation
804,942.20 : 1,207,413.30 = 592,365.80 : x - Step 2: Convert to fraction form
804,942.20/1,207,413.30 = 592,365.80/x - Step 3: Cross multiply
804,942.20x = 1,207,413.30 × 592,365.80 - Step 4: Simplify right side
804,942.20x = 715,230,345,385.14 - Step 5: Solve for x
x = 715,230,345,385.14/804,942.20 - Step 6: Final answer
x = 888,548.70
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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.