Finding the Fourth Proportional to 272,438.33, 408,672.87 and 82,904.88
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Solution
The fourth proportional to 272,438.33, 408,672.87 and 82,904.88 is: 124,361.99
Step by Step Solution
- Step 1: Write the proportion equation
272,438.33 : 408,672.87 = 82,904.88 : x - Step 2: Convert to fraction form
272,438.33/408,672.87 = 82,904.88/x - Step 3: Cross multiply
272,438.33x = 408,672.87 × 82,904.88 - Step 4: Simplify right side
272,438.33x = 33,880,973,403.19 - Step 5: Solve for x
x = 33,880,973,403.19/272,438.33 - Step 6: Final answer
x = 124,361.99
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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.