Finding the Fourth Proportional to 202,544.20, 303,816.30 and 199,433.80
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Solution
The fourth proportional to 202,544.20, 303,816.30 and 199,433.80 is: 299,150.70
Step by Step Solution
- Step 1: Write the proportion equation
202,544.20 : 303,816.30 = 199,433.80 : x - Step 2: Convert to fraction form
202,544.20/303,816.30 = 199,433.80/x - Step 3: Cross multiply
202,544.20x = 303,816.30 × 199,433.80 - Step 4: Simplify right side
202,544.20x = 60,591,239,210.94 - Step 5: Solve for x
x = 60,591,239,210.94/202,544.20 - Step 6: Final answer
x = 299,150.70
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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.