Finding the Fourth Proportional to 202,202.10, 303,303.15 and 199,577.70
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Solution
The fourth proportional to 202,202.10, 303,303.15 and 199,577.70 is: 299,366.55
Step by Step Solution
- Step 1: Write the proportion equation
202,202.10 : 303,303.15 = 199,577.70 : x - Step 2: Convert to fraction form
202,202.10/303,303.15 = 199,577.70/x - Step 3: Cross multiply
202,202.10x = 303,303.15 × 199,577.70 - Step 4: Simplify right side
202,202.10x = 60,532,545,079.76 - Step 5: Solve for x
x = 60,532,545,079.76/202,202.10 - Step 6: Final answer
x = 299,366.55
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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.