Finding the Fourth Proportional to 292,418.24, 403,897.02 and 211,717.94
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Solution
The fourth proportional to 292,418.24, 403,897.02 and 211,717.94 is: 292,431.30
Step by Step Solution
- Step 1: Write the proportion equation
292,418.24 : 403,897.02 = 211,717.94 : x - Step 2: Convert to fraction form
292,418.24/403,897.02 = 211,717.94/x - Step 3: Cross multiply
292,418.24x = 403,897.02 × 211,717.94 - Step 4: Simplify right side
292,418.24x = 85,512,245,046.54 - Step 5: Solve for x
x = 85,512,245,046.54/292,418.24 - Step 6: Final answer
x = 292,431.30
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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.