Finding the Fourth Proportional to 304,844.48, 420,755.36 and 202,874.22
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Solution
The fourth proportional to 304,844.48, 420,755.36 and 202,874.22 is: 280,013.00
Step by Step Solution
- Step 1: Write the proportion equation
304,844.48 : 420,755.36 = 202,874.22 : x - Step 2: Convert to fraction form
304,844.48/420,755.36 = 202,874.22/x - Step 3: Cross multiply
304,844.48x = 420,755.36 × 202,874.22 - Step 4: Simplify right side
304,844.48x = 85,360,414,456.45 - Step 5: Solve for x
x = 85,360,414,456.45/304,844.48 - Step 6: Final answer
x = 280,013.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.