Finding the Fourth Proportional to 207,277.70, 311,377.36 and 201,748.10
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Solution
The fourth proportional to 207,277.70, 311,377.36 and 201,748.10 is: 303,070.67
Step by Step Solution
- Step 1: Write the proportion equation
207,277.70 : 311,377.36 = 201,748.10 : x - Step 2: Convert to fraction form
207,277.70/311,377.36 = 201,748.10/x - Step 3: Cross multiply
207,277.70x = 311,377.36 × 201,748.10 - Step 4: Simplify right side
207,277.70x = 62,819,790,763.02 - Step 5: Solve for x
x = 62,819,790,763.02/207,277.70 - Step 6: Final answer
x = 303,070.67
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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.