Finding the Fourth Proportional to 264,353.31, 364,806.36 and 143,493.62
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Solution
The fourth proportional to 264,353.31, 364,806.36 and 143,493.62 is: 198,020.53
Step by Step Solution
- Step 1: Write the proportion equation
264,353.31 : 364,806.36 = 143,493.62 : x - Step 2: Convert to fraction form
264,353.31/364,806.36 = 143,493.62/x - Step 3: Cross multiply
264,353.31x = 364,806.36 × 143,493.62 - Step 4: Simplify right side
264,353.31x = 52,347,383,371.39 - Step 5: Solve for x
x = 52,347,383,371.39/264,353.31 - Step 6: Final answer
x = 198,020.53
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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.