Finding the Fourth Proportional to 634,441.97, 951,912.03 and 279,206.79
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Solution
The fourth proportional to 634,441.97, 951,912.03 and 279,206.79 is: 418,919.80
Step by Step Solution
- Step 1: Write the proportion equation
634,441.97 : 951,912.03 = 279,206.79 : x - Step 2: Convert to fraction form
634,441.97/951,912.03 = 279,206.79/x - Step 3: Cross multiply
634,441.97x = 951,912.03 × 279,206.79 - Step 4: Simplify right side
634,441.97x = 265,780,302,258.68 - Step 5: Solve for x
x = 265,780,302,258.68/634,441.97 - Step 6: Final answer
x = 418,919.80
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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.