Finding the Fourth Proportional to 382,273.10, 572,161.99 and 281,044.39
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Solution
The fourth proportional to 382,273.10, 572,161.99 and 281,044.39 is: 420,649.31
Step by Step Solution
- Step 1: Write the proportion equation
382,273.10 : 572,161.99 = 281,044.39 : x - Step 2: Convert to fraction form
382,273.10/572,161.99 = 281,044.39/x - Step 3: Cross multiply
382,273.10x = 572,161.99 × 281,044.39 - Step 4: Simplify right side
382,273.10x = 160,802,914,599.93 - Step 5: Solve for x
x = 160,802,914,599.93/382,273.10 - Step 6: Final answer
x = 420,649.31
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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.