Finding the Fourth Proportional to 281,125.10, 421,882.05 and 202,295.90
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Solution
The fourth proportional to 281,125.10, 421,882.05 and 202,295.90 is: 303,583.74
Step by Step Solution
- Step 1: Write the proportion equation
281,125.10 : 421,882.05 = 202,295.90 : x - Step 2: Convert to fraction form
281,125.10/421,882.05 = 202,295.90/x - Step 3: Cross multiply
281,125.10x = 421,882.05 × 202,295.90 - Step 4: Simplify right side
281,125.10x = 85,345,008,998.60 - Step 5: Solve for x
x = 85,345,008,998.60/281,125.10 - Step 6: Final answer
x = 303,583.74
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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.