Finding the Fourth Proportional to 816,523.32, 1,224,365.40 and 366,858.84
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Solution
The fourth proportional to 816,523.32, 1,224,365.40 and 366,858.84 is: 550,099.75
Step by Step Solution
- Step 1: Write the proportion equation
816,523.32 : 1,224,365.40 = 366,858.84 : x - Step 2: Convert to fraction form
816,523.32/1,224,365.40 = 366,858.84/x - Step 3: Cross multiply
816,523.32x = 1,224,365.40 × 366,858.84 - Step 4: Simplify right side
816,523.32x = 449,169,270,380.14 - Step 5: Solve for x
x = 449,169,270,380.14/816,523.32 - Step 6: Final answer
x = 550,099.75
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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.