Finding the Fourth Proportional to 229,361.20, 343,350.60 and 201,713.20
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Solution
The fourth proportional to 229,361.20, 343,350.60 and 201,713.20 is: 301,961.92
Step by Step Solution
- Step 1: Write the proportion equation
229,361.20 : 343,350.60 = 201,713.20 : x - Step 2: Convert to fraction form
229,361.20/343,350.60 = 201,713.20/x - Step 3: Cross multiply
229,361.20x = 343,350.60 × 201,713.20 - Step 4: Simplify right side
229,361.20x = 69,258,348,247.92 - Step 5: Solve for x
x = 69,258,348,247.92/229,361.20 - Step 6: Final answer
x = 301,961.92
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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.