Finding the Fourth Proportional to 503,381.18, 694,658.68 and 277,026.68
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Solution
The fourth proportional to 503,381.18, 694,658.68 and 277,026.68 is: 382,292.78
Step by Step Solution
- Step 1: Write the proportion equation
503,381.18 : 694,658.68 = 277,026.68 : x - Step 2: Convert to fraction form
503,381.18/694,658.68 = 277,026.68/x - Step 3: Cross multiply
503,381.18x = 694,658.68 × 277,026.68 - Step 4: Simplify right side
503,381.18x = 192,438,990,455.94 - Step 5: Solve for x
x = 192,438,990,455.94/503,381.18 - Step 6: Final answer
x = 382,292.78
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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.