Finding the Fourth Proportional to 807,757.92, 1,114,660.53 and 445,180.68
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Solution
The fourth proportional to 807,757.92, 1,114,660.53 and 445,180.68 is: 614,324.32
Step by Step Solution
- Step 1: Write the proportion equation
807,757.92 : 1,114,660.53 = 445,180.68 : x - Step 2: Convert to fraction form
807,757.92/1,114,660.53 = 445,180.68/x - Step 3: Cross multiply
807,757.92x = 1,114,660.53 × 445,180.68 - Step 4: Simplify right side
807,757.92x = 496,225,332,714.56 - Step 5: Solve for x
x = 496,225,332,714.56/807,757.92 - Step 6: Final answer
x = 614,324.32
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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.