Finding the Fourth Proportional to 821,504.37, 1,232,396.67 and 366,260.79
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Solution
The fourth proportional to 821,504.37, 1,232,396.67 and 366,260.79 is: 549,453.66
Step by Step Solution
- Step 1: Write the proportion equation
821,504.37 : 1,232,396.67 = 366,260.79 : x - Step 2: Convert to fraction form
821,504.37/1,232,396.67 = 366,260.79/x - Step 3: Cross multiply
821,504.37x = 1,232,396.67 × 366,260.79 - Step 4: Simplify right side
821,504.37x = 451,378,583,942.54 - Step 5: Solve for x
x = 451,378,583,942.54/821,504.37 - Step 6: Final answer
x = 549,453.66
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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.