Finding the Fourth Proportional to 508,940.68, 763,307.34 and 193,286.92
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Solution
The fourth proportional to 508,940.68, 763,307.34 and 193,286.92 is: 289,891.00
Step by Step Solution
- Step 1: Write the proportion equation
508,940.68 : 763,307.34 = 193,286.92 : x - Step 2: Convert to fraction form
508,940.68/763,307.34 = 193,286.92/x - Step 3: Cross multiply
508,940.68x = 763,307.34 × 193,286.92 - Step 4: Simplify right side
508,940.68x = 147,537,324,761.99 - Step 5: Solve for x
x = 147,537,324,761.99/508,940.68 - Step 6: Final answer
x = 289,891.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.