Finding the Fourth Proportional to 373,704.57, 515,481.84 and 266,309.10
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Solution
The fourth proportional to 373,704.57, 515,481.84 and 266,309.10 is: 367,342.32
Step by Step Solution
- Step 1: Write the proportion equation
373,704.57 : 515,481.84 = 266,309.10 : x - Step 2: Convert to fraction form
373,704.57/515,481.84 = 266,309.10/x - Step 3: Cross multiply
373,704.57x = 515,481.84 × 266,309.10 - Step 4: Simplify right side
373,704.57x = 137,277,504,876.74 - Step 5: Solve for x
x = 137,277,504,876.74/373,704.57 - Step 6: Final answer
x = 367,342.32
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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.