Finding the Fourth Proportional to 295,997.63, 408,468.43 and 161,858.75
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Solution
The fourth proportional to 295,997.63, 408,468.43 and 161,858.75 is: 223,360.54
Step by Step Solution
- Step 1: Write the proportion equation
295,997.63 : 408,468.43 = 161,858.75 : x - Step 2: Convert to fraction form
295,997.63/408,468.43 = 161,858.75/x - Step 3: Cross multiply
295,997.63x = 408,468.43 × 161,858.75 - Step 4: Simplify right side
295,997.63x = 66,114,189,494.26 - Step 5: Solve for x
x = 66,114,189,494.26/295,997.63 - Step 6: Final answer
x = 223,360.54
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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.