Finding the Fourth Proportional to 503,390.40, 694,678.84 and 277,035.92
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Solution
The fourth proportional to 503,390.40, 694,678.84 and 277,035.92 is: 382,309.62
Step by Step Solution
- Step 1: Write the proportion equation
503,390.40 : 694,678.84 = 277,035.92 : x - Step 2: Convert to fraction form
503,390.40/694,678.84 = 277,035.92/x - Step 3: Cross multiply
503,390.40x = 694,678.84 × 277,035.92 - Step 4: Simplify right side
503,390.40x = 192,450,991,543.93 - Step 5: Solve for x
x = 192,450,991,543.93/503,390.40 - Step 6: Final answer
x = 382,309.62
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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.