Finding the Fourth Proportional to 373,003.97, 514,745.55 and 203,238.09
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Solution
The fourth proportional to 373,003.97, 514,745.55 and 203,238.09 is: 280,468.61
Step by Step Solution
- Step 1: Write the proportion equation
373,003.97 : 514,745.55 = 203,238.09 : x - Step 2: Convert to fraction form
373,003.97/514,745.55 = 203,238.09/x - Step 3: Cross multiply
373,003.97x = 514,745.55 × 203,238.09 - Step 4: Simplify right side
373,003.97x = 104,615,902,418.00 - Step 5: Solve for x
x = 104,615,902,418.00/373,003.97 - Step 6: Final answer
x = 280,468.61
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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.