Finding the Fourth Proportional to 439,399.99, 606,363.96 and 248,413.44
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Solution
The fourth proportional to 439,399.99, 606,363.96 and 248,413.44 is: 342,806.01
Step by Step Solution
- Step 1: Write the proportion equation
439,399.99 : 606,363.96 = 248,413.44 : x - Step 2: Convert to fraction form
439,399.99/606,363.96 = 248,413.44/x - Step 3: Cross multiply
439,399.99x = 606,363.96 × 248,413.44 - Step 4: Simplify right side
439,399.99x = 150,628,957,195.62 - Step 5: Solve for x
x = 150,628,957,195.62/439,399.99 - Step 6: Final answer
x = 342,806.01
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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.