Finding the Fourth Proportional to 959,324.49, 1,438,736.14 and 285,224.26
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Solution
The fourth proportional to 959,324.49, 1,438,736.14 and 285,224.26 is: 427,761.88
Step by Step Solution
- Step 1: Write the proportion equation
959,324.49 : 1,438,736.14 = 285,224.26 : x - Step 2: Convert to fraction form
959,324.49/1,438,736.14 = 285,224.26/x - Step 3: Cross multiply
959,324.49x = 1,438,736.14 × 285,224.26 - Step 4: Simplify right side
959,324.49x = 410,362,450,866.76 - Step 5: Solve for x
x = 410,362,450,866.76/959,324.49 - Step 6: Final answer
x = 427,761.88
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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.