Finding the Fourth Proportional to 202,232.10, 303,348.15 and 199,607.70
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Solution
The fourth proportional to 202,232.10, 303,348.15 and 199,607.70 is: 299,411.55
Step by Step Solution
- Step 1: Write the proportion equation
202,232.10 : 303,348.15 = 199,607.70 : x - Step 2: Convert to fraction form
202,232.10/303,348.15 = 199,607.70/x - Step 3: Cross multiply
202,232.10x = 303,348.15 × 199,607.70 - Step 4: Simplify right side
202,232.10x = 60,550,626,520.76 - Step 5: Solve for x
x = 60,550,626,520.76/202,232.10 - Step 6: Final answer
x = 299,411.55
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1.5x scale
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.