Finding the Fourth Proportional to 494,958.71, 683,042.99 and 268,604.21
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Solution
The fourth proportional to 494,958.71, 683,042.99 and 268,604.21 is: 370,673.79
Step by Step Solution
- Step 1: Write the proportion equation
494,958.71 : 683,042.99 = 268,604.21 : x - Step 2: Convert to fraction form
494,958.71/683,042.99 = 268,604.21/x - Step 3: Cross multiply
494,958.71x = 683,042.99 × 268,604.21 - Step 4: Simplify right side
494,958.71x = 183,468,217,966.75 - Step 5: Solve for x
x = 183,468,217,966.75/494,958.71 - Step 6: Final answer
x = 370,673.79
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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.