Finding the Fourth Proportional to 994,894.11, 1,372,953.92 and 542,184.75
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Solution
The fourth proportional to 994,894.11, 1,372,953.92 and 542,184.75 is: 748,214.98
Step by Step Solution
- Step 1: Write the proportion equation
994,894.11 : 1,372,953.92 = 542,184.75 : x - Step 2: Convert to fraction form
994,894.11/1,372,953.92 = 542,184.75/x - Step 3: Cross multiply
994,894.11x = 1,372,953.92 × 542,184.75 - Step 4: Simplify right side
994,894.11x = 744,394,675,165.80 - Step 5: Solve for x
x = 744,394,675,165.80/994,894.11 - Step 6: Final answer
x = 748,214.98
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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.