Finding the Fourth Proportional to 248,618.26, 372,927.40 and 82,406.26
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Solution
The fourth proportional to 248,618.26, 372,927.40 and 82,406.26 is: 123,609.39
Step by Step Solution
- Step 1: Write the proportion equation
248,618.26 : 372,927.40 = 82,406.26 : x - Step 2: Convert to fraction form
248,618.26/372,927.40 = 82,406.26/x - Step 3: Cross multiply
248,618.26x = 372,927.40 × 82,406.26 - Step 4: Simplify right side
248,618.26x = 30,731,552,285.52 - Step 5: Solve for x
x = 30,731,552,285.52/248,618.26 - Step 6: Final answer
x = 123,609.39
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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.