Finding the Fourth Proportional to 744,471.87, 1,116,163.39 and 238,744.98
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Solution
The fourth proportional to 744,471.87, 1,116,163.39 and 238,744.98 is: 357,942.88
Step by Step Solution
- Step 1: Write the proportion equation
744,471.87 : 1,116,163.39 = 238,744.98 : x - Step 2: Convert to fraction form
744,471.87/1,116,163.39 = 238,744.98/x - Step 3: Cross multiply
744,471.87x = 1,116,163.39 × 238,744.98 - Step 4: Simplify right side
744,471.87x = 266,478,405,028.56 - Step 5: Solve for x
x = 266,478,405,028.56/744,471.87 - Step 6: Final answer
x = 357,942.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.