Finding the Fourth Proportional to 202,855.40, 303,845.70 and 202,855.40
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Solution
The fourth proportional to 202,855.40, 303,845.70 and 202,855.40 is: 303,845.70
Step by Step Solution
- Step 1: Write the proportion equation
202,855.40 : 303,845.70 = 202,855.40 : x - Step 2: Convert to fraction form
202,855.40/303,845.70 = 202,855.40/x - Step 3: Cross multiply
202,855.40x = 303,845.70 × 202,855.40 - Step 4: Simplify right side
202,855.40x = 61,636,741,011.78 - Step 5: Solve for x
x = 61,636,741,011.78/202,855.40 - Step 6: Final answer
x = 303,845.70
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1.5x scale
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.