Finding the Fourth Proportional to 437,617.68, 603,911.92 and 236,413.68
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Solution
The fourth proportional to 437,617.68, 603,911.92 and 236,413.68 is: 326,250.62
Step by Step Solution
- Step 1: Write the proportion equation
437,617.68 : 603,911.92 = 236,413.68 : x - Step 2: Convert to fraction form
437,617.68/603,911.92 = 236,413.68/x - Step 3: Cross multiply
437,617.68x = 603,911.92 × 236,413.68 - Step 4: Simplify right side
437,617.68x = 142,773,039,403.07 - Step 5: Solve for x
x = 142,773,039,403.07/437,617.68 - Step 6: Final answer
x = 326,250.62
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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.