Finding the Fourth Proportional to 410,714.44, 616,224.54 and 251,117.44
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Solution
The fourth proportional to 410,714.44, 616,224.54 and 251,117.44 is: 376,769.63
Step by Step Solution
- Step 1: Write the proportion equation
410,714.44 : 616,224.54 = 251,117.44 : x - Step 2: Convert to fraction form
410,714.44/616,224.54 = 251,117.44/x - Step 3: Cross multiply
410,714.44x = 616,224.54 × 251,117.44 - Step 4: Simplify right side
410,714.44x = 154,744,728,949.98 - Step 5: Solve for x
x = 154,744,728,949.98/410,714.44 - Step 6: Final answer
x = 376,769.63
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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.