Finding the Fourth Proportional to 202,631.10, 303,618.60 and 190,821.30
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Solution
The fourth proportional to 202,631.10, 303,618.60 and 190,821.30 is: 285,923.02
Step by Step Solution
- Step 1: Write the proportion equation
202,631.10 : 303,618.60 = 190,821.30 : x - Step 2: Convert to fraction form
202,631.10/303,618.60 = 190,821.30/x - Step 3: Cross multiply
202,631.10x = 303,618.60 × 190,821.30 - Step 4: Simplify right side
202,631.10x = 57,936,895,956.18 - Step 5: Solve for x
x = 57,936,895,956.18/202,631.10 - Step 6: Final answer
x = 285,923.02
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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.