Finding the Fourth Proportional to 365,082.41, 503,814.81 and 201,735.38
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Solution
The fourth proportional to 365,082.41, 503,814.81 and 201,735.38 is: 278,395.42
Step by Step Solution
- Step 1: Write the proportion equation
365,082.41 : 503,814.81 = 201,735.38 : x - Step 2: Convert to fraction form
365,082.41/503,814.81 = 201,735.38/x - Step 3: Cross multiply
365,082.41x = 503,814.81 × 201,735.38 - Step 4: Simplify right side
365,082.41x = 101,637,269,625.90 - Step 5: Solve for x
x = 101,637,269,625.90/365,082.41 - Step 6: Final answer
x = 278,395.42
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1.5x scale
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.