Finding the Fourth Proportional to 356,201.73, 491,558.54 and 195,066.81
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Solution
The fourth proportional to 356,201.73, 491,558.54 and 195,066.81 is: 269,192.28
Step by Step Solution
- Step 1: Write the proportion equation
356,201.73 : 491,558.54 = 195,066.81 : x - Step 2: Convert to fraction form
356,201.73/491,558.54 = 195,066.81/x - Step 3: Cross multiply
356,201.73x = 491,558.54 × 195,066.81 - Step 4: Simplify right side
356,201.73x = 95,886,755,350.72 - Step 5: Solve for x
x = 95,886,755,350.72/356,201.73 - Step 6: Final answer
x = 269,192.28
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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.