Finding the Fourth Proportional to 481,471.94, 664,431.21 and 266,612.03
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Solution
The fourth proportional to 481,471.94, 664,431.21 and 266,612.03 is: 367,924.56
Step by Step Solution
- Step 1: Write the proportion equation
481,471.94 : 664,431.21 = 266,612.03 : x - Step 2: Convert to fraction form
481,471.94/664,431.21 = 266,612.03/x - Step 3: Cross multiply
481,471.94x = 664,431.21 × 266,612.03 - Step 4: Simplify right side
481,471.94x = 177,145,350,371.30 - Step 5: Solve for x
x = 177,145,350,371.30/481,471.94 - Step 6: Final answer
x = 367,924.56
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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.