Finding the Fourth Proportional to 505,284.97, 757,548.33 and 305,564.44
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Solution
The fourth proportional to 505,284.97, 757,548.33 and 305,564.44 is: 458,117.39
Step by Step Solution
- Step 1: Write the proportion equation
505,284.97 : 757,548.33 = 305,564.44 : x - Step 2: Convert to fraction form
505,284.97/757,548.33 = 305,564.44/x - Step 3: Cross multiply
505,284.97x = 757,548.33 × 305,564.44 - Step 4: Simplify right side
505,284.97x = 231,479,831,229.39 - Step 5: Solve for x
x = 231,479,831,229.39/505,284.97 - Step 6: Final answer
x = 458,117.39
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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.