Finding the Fourth Proportional to 931,593.87, 1,396,394.22 and 481,861.98
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Solution
The fourth proportional to 931,593.87, 1,396,394.22 and 481,861.98 is: 722,277.49
Step by Step Solution
- Step 1: Write the proportion equation
931,593.87 : 1,396,394.22 = 481,861.98 : x - Step 2: Convert to fraction form
931,593.87/1,396,394.22 = 481,861.98/x - Step 3: Cross multiply
931,593.87x = 1,396,394.22 × 481,861.98 - Step 4: Simplify right side
931,593.87x = 672,869,283,709.76 - Step 5: Solve for x
x = 672,869,283,709.76/931,593.87 - Step 6: Final answer
x = 722,277.49
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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.