Finding the Fourth Proportional to 202,287.70, 283,617.50 and 202,287.70
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Solution
The fourth proportional to 202,287.70, 283,617.50 and 202,287.70 is: 283,617.50
Step by Step Solution
- Step 1: Write the proportion equation
202,287.70 : 283,617.50 = 202,287.70 : x - Step 2: Convert to fraction form
202,287.70/283,617.50 = 202,287.70/x - Step 3: Cross multiply
202,287.70x = 283,617.50 × 202,287.70 - Step 4: Simplify right side
202,287.70x = 57,372,331,754.75 - Step 5: Solve for x
x = 57,372,331,754.75/202,287.70 - Step 6: Final answer
x = 283,617.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.