Finding the Fourth Proportional to 741,047.24, 1,022,645.46 and 401,515.49
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Solution
The fourth proportional to 741,047.24, 1,022,645.46 and 401,515.49 is: 554,091.52
Step by Step Solution
- Step 1: Write the proportion equation
741,047.24 : 1,022,645.46 = 401,515.49 : x - Step 2: Convert to fraction form
741,047.24/1,022,645.46 = 401,515.49/x - Step 3: Cross multiply
741,047.24x = 1,022,645.46 × 401,515.49 - Step 4: Simplify right side
741,047.24x = 410,607,992,968.18 - Step 5: Solve for x
x = 410,607,992,968.18/741,047.24 - Step 6: Final answer
x = 554,091.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.