Finding the Fourth Proportional to 823,963.57, 1,236,744.29 and 397,799.97
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Solution
The fourth proportional to 823,963.57, 1,236,744.29 and 397,799.97 is: 597,085.67
Step by Step Solution
- Step 1: Write the proportion equation
823,963.57 : 1,236,744.29 = 397,799.97 : x - Step 2: Convert to fraction form
823,963.57/1,236,744.29 = 397,799.97/x - Step 3: Cross multiply
823,963.57x = 1,236,744.29 × 397,799.97 - Step 4: Simplify right side
823,963.57x = 491,976,841,459.67 - Step 5: Solve for x
x = 491,976,841,459.67/823,963.57 - Step 6: Final answer
x = 597,085.67
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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.