Finding the Fourth Proportional to 733,891.80, 1,100,837.70 and 615,793.80
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Solution
The fourth proportional to 733,891.80, 1,100,837.70 and 615,793.80 is: 923,690.70
Step by Step Solution
- Step 1: Write the proportion equation
733,891.80 : 1,100,837.70 = 615,793.80 : x - Step 2: Convert to fraction form
733,891.80/1,100,837.70 = 615,793.80/x - Step 3: Cross multiply
733,891.80x = 1,100,837.70 × 615,793.80 - Step 4: Simplify right side
733,891.80x = 677,889,030,466.26 - Step 5: Solve for x
x = 677,889,030,466.26/733,891.80 - Step 6: Final answer
x = 923,690.70
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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.