Finding the Fourth Proportional to 869,571.84, 1,304,413.44 and 301,007.68
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Solution
The fourth proportional to 869,571.84, 1,304,413.44 and 301,007.68 is: 451,530.79
Step by Step Solution
- Step 1: Write the proportion equation
869,571.84 : 1,304,413.44 = 301,007.68 : x - Step 2: Convert to fraction form
869,571.84/1,304,413.44 = 301,007.68/x - Step 3: Cross multiply
869,571.84x = 1,304,413.44 × 301,007.68 - Step 4: Simplify right side
869,571.84x = 392,638,463,335.22 - Step 5: Solve for x
x = 392,638,463,335.22/869,571.84 - Step 6: Final answer
x = 451,530.79
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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.