Finding the Fourth Proportional to 326,896.92, 451,129.36 and 183,654.08
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Solution
The fourth proportional to 326,896.92, 451,129.36 and 183,654.08 is: 253,449.15
Step by Step Solution
- Step 1: Write the proportion equation
326,896.92 : 451,129.36 = 183,654.08 : x - Step 2: Convert to fraction form
326,896.92/451,129.36 = 183,654.08/x - Step 3: Cross multiply
326,896.92x = 451,129.36 × 183,654.08 - Step 4: Simplify right side
326,896.92x = 82,851,747,571.79 - Step 5: Solve for x
x = 82,851,747,571.79/326,896.92 - Step 6: Final answer
x = 253,449.15
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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.