Finding the Fourth Proportional to 292,383.96, 403,361.28 and 171,463.92
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Solution
The fourth proportional to 292,383.96, 403,361.28 and 171,463.92 is: 236,544.80
Step by Step Solution
- Step 1: Write the proportion equation
292,383.96 : 403,361.28 = 171,463.92 : x - Step 2: Convert to fraction form
292,383.96/403,361.28 = 171,463.92/x - Step 3: Cross multiply
292,383.96x = 403,361.28 × 171,463.92 - Step 4: Simplify right side
292,383.96x = 69,161,906,245.02 - Step 5: Solve for x
x = 69,161,906,245.02/292,383.96 - Step 6: Final answer
x = 236,544.80
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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.