Finding the Fourth Proportional to 755,236.18, 1,042,226.22 and 415,702
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Solution
The fourth proportional to 755,236.18, 1,042,226.22 and 415,702 is: 573,668.92
Step by Step Solution
- Step 1: Write the proportion equation
755,236.18 : 1,042,226.22 = 415,702 : x - Step 2: Convert to fraction form
755,236.18/1,042,226.22 = 415,702/x - Step 3: Cross multiply
755,236.18x = 1,042,226.22 × 415,702 - Step 4: Simplify right side
755,236.18x = 433,255,524,106.44 - Step 5: Solve for x
x = 433,255,524,106.44/755,236.18 - Step 6: Final answer
x = 573,668.92
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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.