Finding the Fourth Proportional to 741,118.08, 1,022,744.52 and 401,586.42
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Solution
The fourth proportional to 741,118.08, 1,022,744.52 and 401,586.42 is: 554,190.11
Step by Step Solution
- Step 1: Write the proportion equation
741,118.08 : 1,022,744.52 = 401,586.42 : x - Step 2: Convert to fraction form
741,118.08/1,022,744.52 = 401,586.42/x - Step 3: Cross multiply
741,118.08x = 1,022,744.52 × 401,586.42 - Step 4: Simplify right side
741,118.08x = 410,720,310,361.42 - Step 5: Solve for x
x = 410,720,310,361.42/741,118.08 - Step 6: Final answer
x = 554,190.11
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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.