Finding the Fourth Proportional to 263,915.49, 395,867.67 and 64,236.99
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Solution
The fourth proportional to 263,915.49, 395,867.67 and 64,236.99 is: 96,354.13
Step by Step Solution
- Step 1: Write the proportion equation
263,915.49 : 395,867.67 = 64,236.99 : x - Step 2: Convert to fraction form
263,915.49/395,867.67 = 64,236.99/x - Step 3: Cross multiply
263,915.49x = 395,867.67 × 64,236.99 - Step 4: Simplify right side
263,915.49x = 25,429,347,559.11 - Step 5: Solve for x
x = 25,429,347,559.11/263,915.49 - Step 6: Final answer
x = 96,354.13
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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.