Finding the Fourth Proportional to 503,465.22, 694,781.99 and 277,110.72
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Solution
The fourth proportional to 503,465.22, 694,781.99 and 277,110.72 is: 382,412.79
Step by Step Solution
- Step 1: Write the proportion equation
503,465.22 : 694,781.99 = 277,110.72 : x - Step 2: Convert to fraction form
503,465.22/694,781.99 = 277,110.72/x - Step 3: Cross multiply
503,465.22x = 694,781.99 × 277,110.72 - Step 4: Simplify right side
503,465.22x = 192,531,537,145.54 - Step 5: Solve for x
x = 192,531,537,145.54/503,465.22 - Step 6: Final answer
x = 382,412.79
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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.