Finding the Fourth Proportional to 394,401.41, 591,391.62 and 204,670.74
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Solution
The fourth proportional to 394,401.41, 591,391.62 and 204,670.74 is: 306,896.88
Step by Step Solution
- Step 1: Write the proportion equation
394,401.41 : 591,391.62 = 204,670.74 : x - Step 2: Convert to fraction form
394,401.41/591,391.62 = 204,670.74/x - Step 3: Cross multiply
394,401.41x = 591,391.62 × 204,670.74 - Step 4: Simplify right side
394,401.41x = 121,040,560,495.20 - Step 5: Solve for x
x = 121,040,560,495.20/394,401.41 - Step 6: Final answer
x = 306,896.88
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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.