Finding the Fourth Proportional to 343,744.24, 515,608.44 and 202,485.62
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Solution
The fourth proportional to 343,744.24, 515,608.44 and 202,485.62 is: 303,723.76
Step by Step Solution
- Step 1: Write the proportion equation
343,744.24 : 515,608.44 = 202,485.62 : x - Step 2: Convert to fraction form
343,744.24/515,608.44 = 202,485.62/x - Step 3: Cross multiply
343,744.24x = 515,608.44 × 202,485.62 - Step 4: Simplify right side
343,744.24x = 104,403,293,361.61 - Step 5: Solve for x
x = 104,403,293,361.61/343,744.24 - Step 6: Final answer
x = 303,723.76
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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.