Finding the Fourth Proportional to 299,832.97, 413,729.62 and 192,548.31
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Solution
The fourth proportional to 299,832.97, 413,729.62 and 192,548.31 is: 265,691.07
Step by Step Solution
- Step 1: Write the proportion equation
299,832.97 : 413,729.62 = 192,548.31 : x - Step 2: Convert to fraction form
299,832.97/413,729.62 = 192,548.31/x - Step 3: Cross multiply
299,832.97x = 413,729.62 × 192,548.31 - Step 4: Simplify right side
299,832.97x = 79,662,941,669.01 - Step 5: Solve for x
x = 79,662,941,669.01/299,832.97 - Step 6: Final answer
x = 265,691.07
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1.5x scale
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.