Finding the Fourth Proportional to 543,660.12, 750,241.44 and 301,933.44
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Solution
The fourth proportional to 543,660.12, 750,241.44 and 301,933.44 is: 416,662.86
Step by Step Solution
- Step 1: Write the proportion equation
543,660.12 : 750,241.44 = 301,933.44 : x - Step 2: Convert to fraction form
543,660.12/750,241.44 = 301,933.44/x - Step 3: Cross multiply
543,660.12x = 750,241.44 × 301,933.44 - Step 4: Simplify right side
543,660.12x = 226,522,978,809.75 - Step 5: Solve for x
x = 226,522,978,809.75/543,660.12 - Step 6: Final answer
x = 416,662.86
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1.5x scale
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.