Finding the Fourth Proportional to 504,402.46, 696,076.36 and 274,961.62
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Solution
The fourth proportional to 504,402.46, 696,076.36 and 274,961.62 is: 379,447.56
Step by Step Solution
- Step 1: Write the proportion equation
504,402.46 : 696,076.36 = 274,961.62 : x - Step 2: Convert to fraction form
504,402.46/696,076.36 = 274,961.62/x - Step 3: Cross multiply
504,402.46x = 696,076.36 × 274,961.62 - Step 4: Simplify right side
504,402.46x = 191,394,283,589.30 - Step 5: Solve for x
x = 191,394,283,589.30/504,402.46 - Step 6: Final answer
x = 379,447.56
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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.