Finding the Fourth Proportional to 272,584.68, 408,942.60 and 114,858.24
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Solution
The fourth proportional to 272,584.68, 408,942.60 and 114,858.24 is: 172,314.99
Step by Step Solution
- Step 1: Write the proportion equation
272,584.68 : 408,942.60 = 114,858.24 : x - Step 2: Convert to fraction form
272,584.68/408,942.60 = 114,858.24/x - Step 3: Cross multiply
272,584.68x = 408,942.60 × 114,858.24 - Step 4: Simplify right side
272,584.68x = 46,970,427,297.02 - Step 5: Solve for x
x = 46,970,427,297.02/272,584.68 - Step 6: Final answer
x = 172,314.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.