Finding the Fourth Proportional to 394,288.92, 544,118.13 and 224,523.09
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Solution
The fourth proportional to 394,288.92, 544,118.13 and 224,523.09 is: 309,841.53
Step by Step Solution
- Step 1: Write the proportion equation
394,288.92 : 544,118.13 = 224,523.09 : x - Step 2: Convert to fraction form
394,288.92/544,118.13 = 224,523.09/x - Step 3: Cross multiply
394,288.92x = 544,118.13 × 224,523.09 - Step 4: Simplify right side
394,288.92x = 122,167,083,872.62 - Step 5: Solve for x
x = 122,167,083,872.62/394,288.92 - Step 6: Final answer
x = 309,841.53
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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.