Finding the Fourth Proportional to 365,083.41, 503,816.19 and 201,736.38
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Solution
The fourth proportional to 365,083.41, 503,816.19 and 201,736.38 is: 278,396.80
Step by Step Solution
- Step 1: Write the proportion equation
365,083.41 : 503,816.19 = 201,736.38 : x - Step 2: Convert to fraction form
365,083.41/503,816.19 = 201,736.38/x - Step 3: Cross multiply
365,083.41x = 503,816.19 × 201,736.38 - Step 4: Simplify right side
365,083.41x = 101,638,054,355.99 - Step 5: Solve for x
x = 101,638,054,355.99/365,083.41 - Step 6: Final answer
x = 278,396.80
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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.