Finding the Fourth Proportional to 489,577.44, 733,775.67 and 252,790.95
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Solution
The fourth proportional to 489,577.44, 733,775.67 and 252,790.95 is: 378,881.53
Step by Step Solution
- Step 1: Write the proportion equation
489,577.44 : 733,775.67 = 252,790.95 : x - Step 2: Convert to fraction form
489,577.44/733,775.67 = 252,790.95/x - Step 3: Cross multiply
489,577.44x = 733,775.67 × 252,790.95 - Step 4: Simplify right side
489,577.44x = 185,491,848,706.19 - Step 5: Solve for x
x = 185,491,848,706.19/489,577.44 - Step 6: Final answer
x = 378,881.53
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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.