Finding the Fourth Proportional to 363,400.05, 501,487.09 and 202,255.14
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Solution
The fourth proportional to 363,400.05, 501,487.09 and 202,255.14 is: 279,109.32
Step by Step Solution
- Step 1: Write the proportion equation
363,400.05 : 501,487.09 = 202,255.14 : x - Step 2: Convert to fraction form
363,400.05/501,487.09 = 202,255.14/x - Step 3: Cross multiply
363,400.05x = 501,487.09 × 202,255.14 - Step 4: Simplify right side
363,400.05x = 101,428,341,596.14 - Step 5: Solve for x
x = 101,428,341,596.14/363,400.05 - Step 6: Final answer
x = 279,109.32
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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.