Finding the Fourth Proportional to 508,100.73, 701,128.49 and 293,309.99
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Solution
The fourth proportional to 508,100.73, 701,128.49 and 293,309.99 is: 404,738.62
Step by Step Solution
- Step 1: Write the proportion equation
508,100.73 : 701,128.49 = 293,309.99 : x - Step 2: Convert to fraction form
508,100.73/701,128.49 = 293,309.99/x - Step 3: Cross multiply
508,100.73x = 701,128.49 × 293,309.99 - Step 4: Simplify right side
508,100.73x = 205,647,990,676.89 - Step 5: Solve for x
x = 205,647,990,676.89/508,100.73 - Step 6: Final answer
x = 404,738.62
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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.