Finding the Fourth Proportional to 505,283.97, 757,546.83 and 305,563.44
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Solution
The fourth proportional to 505,283.97, 757,546.83 and 305,563.44 is: 458,115.89
Step by Step Solution
- Step 1: Write the proportion equation
505,283.97 : 757,546.83 = 305,563.44 : x - Step 2: Convert to fraction form
505,283.97/757,546.83 = 305,563.44/x - Step 3: Cross multiply
505,283.97x = 757,546.83 × 305,563.44 - Step 4: Simplify right side
505,283.97x = 231,478,615,335.90 - Step 5: Solve for x
x = 231,478,615,335.90/505,283.97 - Step 6: Final answer
x = 458,115.89
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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.