Finding the Fourth Proportional to 299,135.22, 412,791.09 and 185,956.02
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Solution
The fourth proportional to 299,135.22, 412,791.09 and 185,956.02 is: 256,609.66
Step by Step Solution
- Step 1: Write the proportion equation
299,135.22 : 412,791.09 = 185,956.02 : x - Step 2: Convert to fraction form
299,135.22/412,791.09 = 185,956.02/x - Step 3: Cross multiply
299,135.22x = 412,791.09 × 185,956.02 - Step 4: Simplify right side
299,135.22x = 76,760,988,187.86 - Step 5: Solve for x
x = 76,760,988,187.86/299,135.22 - Step 6: Final answer
x = 256,609.66
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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.