Finding the Fourth Proportional to 481,806.32, 664,884.08 and 266,942.08
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Solution
The fourth proportional to 481,806.32, 664,884.08 and 266,942.08 is: 368,375.28
Step by Step Solution
- Step 1: Write the proportion equation
481,806.32 : 664,884.08 = 266,942.08 : x - Step 2: Convert to fraction form
481,806.32/664,884.08 = 266,942.08/x - Step 3: Cross multiply
481,806.32x = 664,884.08 × 266,942.08 - Step 4: Simplify right side
481,806.32x = 177,485,539,274.09 - Step 5: Solve for x
x = 177,485,539,274.09/481,806.32 - Step 6: Final answer
x = 368,375.28
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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.