Finding the Fourth Proportional to 726,059.94, 1,089,141.93 and 193,578.18
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Solution
The fourth proportional to 726,059.94, 1,089,141.93 and 193,578.18 is: 290,381.14
Step by Step Solution
- Step 1: Write the proportion equation
726,059.94 : 1,089,141.93 = 193,578.18 : x - Step 2: Convert to fraction form
726,059.94/1,089,141.93 = 193,578.18/x - Step 3: Cross multiply
726,059.94x = 1,089,141.93 × 193,578.18 - Step 4: Simplify right side
726,059.94x = 210,834,112,571.09 - Step 5: Solve for x
x = 210,834,112,571.09/726,059.94 - Step 6: Final answer
x = 290,381.14
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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.