Finding the Fourth Proportional to 327,224.27, 490,832.73 and 127,684.82
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Solution
The fourth proportional to 327,224.27, 490,832.73 and 127,684.82 is: 191,525.80
Step by Step Solution
- Step 1: Write the proportion equation
327,224.27 : 490,832.73 = 127,684.82 : x - Step 2: Convert to fraction form
327,224.27/490,832.73 = 127,684.82/x - Step 3: Cross multiply
327,224.27x = 490,832.73 × 127,684.82 - Step 4: Simplify right side
327,224.27x = 62,671,890,007.24 - Step 5: Solve for x
x = 62,671,890,007.24/327,224.27 - Step 6: Final answer
x = 191,525.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.