Finding the Fourth Proportional to 494,903.28, 682,979.76 and 268,548.96
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Solution
The fourth proportional to 494,903.28, 682,979.76 and 268,548.96 is: 370,604.75
Step by Step Solution
- Step 1: Write the proportion equation
494,903.28 : 682,979.76 = 268,548.96 : x - Step 2: Convert to fraction form
494,903.28/682,979.76 = 268,548.96/x - Step 3: Cross multiply
494,903.28x = 682,979.76 × 268,548.96 - Step 4: Simplify right side
494,903.28x = 183,413,504,249.05 - Step 5: Solve for x
x = 183,413,504,249.05/494,903.28 - Step 6: Final answer
x = 370,604.75
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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.