Finding the Fourth Proportional to 702,604.09, 1,053,935.27 and 203,968.09
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Solution
The fourth proportional to 702,604.09, 1,053,935.27 and 203,968.09 is: 305,960.59
Step by Step Solution
- Step 1: Write the proportion equation
702,604.09 : 1,053,935.27 = 203,968.09 : x - Step 2: Convert to fraction form
702,604.09/1,053,935.27 = 203,968.09/x - Step 3: Cross multiply
702,604.09x = 1,053,935.27 × 203,968.09 - Step 4: Simplify right side
702,604.09x = 214,969,157,716.02 - Step 5: Solve for x
x = 214,969,157,716.02/702,604.09 - Step 6: Final answer
x = 305,960.59
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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.