Finding the Fourth Proportional to 350,353.20, 483,487.88 and 199,450
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Solution
The fourth proportional to 350,353.20, 483,487.88 and 199,450 is: 275,241.26
Step by Step Solution
- Step 1: Write the proportion equation
350,353.20 : 483,487.88 = 199,450 : x - Step 2: Convert to fraction form
350,353.20/483,487.88 = 199,450/x - Step 3: Cross multiply
350,353.20x = 483,487.88 × 199,450 - Step 4: Simplify right side
350,353.20x = 96,431,657,666 - Step 5: Solve for x
x = 96,431,657,666/350,353.20 - Step 6: Final answer
x = 275,241.26
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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.