Finding the Fourth Proportional to 560,299.07, 773,211.12 and 305,648.44
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Solution
The fourth proportional to 560,299.07, 773,211.12 and 305,648.44 is: 421,793.97
Step by Step Solution
- Step 1: Write the proportion equation
560,299.07 : 773,211.12 = 305,648.44 : x - Step 2: Convert to fraction form
560,299.07/773,211.12 = 305,648.44/x - Step 3: Cross multiply
560,299.07x = 773,211.12 × 305,648.44 - Step 4: Simplify right side
560,299.07x = 236,330,769,539.44 - Step 5: Solve for x
x = 236,330,769,539.44/560,299.07 - Step 6: Final answer
x = 421,793.97
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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.