Finding the Fourth Proportional to 1,040,400.44, 1,560,600.66 and 292,446.44
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Solution
The fourth proportional to 1,040,400.44, 1,560,600.66 and 292,446.44 is: 438,669.66
Step by Step Solution
- Step 1: Write the proportion equation
1,040,400.44 : 1,560,600.66 = 292,446.44 : x - Step 2: Convert to fraction form
1,040,400.44/1,560,600.66 = 292,446.44/x - Step 3: Cross multiply
1,040,400.44x = 1,560,600.66 × 292,446.44 - Step 4: Simplify right side
1,040,400.44x = 456,392,107,278.65 - Step 5: Solve for x
x = 456,392,107,278.65/1,040,400.44 - Step 6: Final answer
x = 438,669.66
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1.5x scale
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.