Finding the Fourth Proportional to 902,616.29, 1,245,624.11 and 494,714.87
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Solution
The fourth proportional to 902,616.29, 1,245,624.11 and 494,714.87 is: 682,713.99
Step by Step Solution
- Step 1: Write the proportion equation
902,616.29 : 1,245,624.11 = 494,714.87 : x - Step 2: Convert to fraction form
902,616.29/1,245,624.11 = 494,714.87/x - Step 3: Cross multiply
902,616.29x = 1,245,624.11 × 494,714.87 - Step 4: Simplify right side
902,616.29x = 616,228,760,945.82 - Step 5: Solve for x
x = 616,228,760,945.82/902,616.29 - Step 6: Final answer
x = 682,713.99
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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.