Finding the Fourth Proportional to 454,392.26, 681,714.82 and 198,247.22
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Solution
The fourth proportional to 454,392.26, 681,714.82 and 198,247.22 is: 297,425.99
Step by Step Solution
- Step 1: Write the proportion equation
454,392.26 : 681,714.82 = 198,247.22 : x - Step 2: Convert to fraction form
454,392.26/681,714.82 = 198,247.22/x - Step 3: Cross multiply
454,392.26x = 681,714.82 × 198,247.22 - Step 4: Simplify right side
454,392.26x = 135,148,067,897.80 - Step 5: Solve for x
x = 135,148,067,897.80/454,392.26 - Step 6: Final answer
x = 297,425.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.