Finding the Fourth Proportional to 339,145.26, 467,924.49 and 218,356.44
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Solution
The fourth proportional to 339,145.26, 467,924.49 and 218,356.44 is: 301,270.10
Step by Step Solution
- Step 1: Write the proportion equation
339,145.26 : 467,924.49 = 218,356.44 : x - Step 2: Convert to fraction form
339,145.26/467,924.49 = 218,356.44/x - Step 3: Cross multiply
339,145.26x = 467,924.49 × 218,356.44 - Step 4: Simplify right side
339,145.26x = 102,174,325,825.22 - Step 5: Solve for x
x = 102,174,325,825.22/339,145.26 - Step 6: Final answer
x = 301,270.10
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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.