Finding the Fourth Proportional to 248,986.44, 373,479.74 and 82,774.44
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Solution
The fourth proportional to 248,986.44, 373,479.74 and 82,774.44 is: 124,161.69
Step by Step Solution
- Step 1: Write the proportion equation
248,986.44 : 373,479.74 = 82,774.44 : x - Step 2: Convert to fraction form
248,986.44/373,479.74 = 82,774.44/x - Step 3: Cross multiply
248,986.44x = 373,479.74 × 82,774.44 - Step 4: Simplify right side
248,986.44x = 30,914,576,329.85 - Step 5: Solve for x
x = 30,914,576,329.85/248,986.44 - Step 6: Final answer
x = 124,161.69
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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.