Finding the Fourth Proportional to 202,218.10, 303,327.15 and 199,593.70
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Solution
The fourth proportional to 202,218.10, 303,327.15 and 199,593.70 is: 299,390.55
Step by Step Solution
- Step 1: Write the proportion equation
202,218.10 : 303,327.15 = 199,593.70 : x - Step 2: Convert to fraction form
202,218.10/303,327.15 = 199,593.70/x - Step 3: Cross multiply
202,218.10x = 303,327.15 × 199,593.70 - Step 4: Simplify right side
202,218.10x = 60,542,188,178.96 - Step 5: Solve for x
x = 60,542,188,178.96/202,218.10 - Step 6: Final answer
x = 299,390.55
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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.