Finding the Fourth Proportional to 359,413.15, 496,149.57 and 232,150.81
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Solution
The fourth proportional to 359,413.15, 496,149.57 and 232,150.81 is: 320,471.09
Step by Step Solution
- Step 1: Write the proportion equation
359,413.15 : 496,149.57 = 232,150.81 : x - Step 2: Convert to fraction form
359,413.15/496,149.57 = 232,150.81/x - Step 3: Cross multiply
359,413.15x = 496,149.57 × 232,150.81 - Step 4: Simplify right side
359,413.15x = 115,181,524,556.65 - Step 5: Solve for x
x = 115,181,524,556.65/359,413.15 - Step 6: Final answer
x = 320,471.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.