Finding the Fourth Proportional to 285,245.97, 427,238.27 and 195,074.99
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Solution
The fourth proportional to 285,245.97, 427,238.27 and 195,074.99 is: 292,181.16
Step by Step Solution
- Step 1: Write the proportion equation
285,245.97 : 427,238.27 = 195,074.99 : x - Step 2: Convert to fraction form
285,245.97/427,238.27 = 195,074.99/x - Step 3: Cross multiply
285,245.97x = 427,238.27 × 195,074.99 - Step 4: Simplify right side
285,245.97x = 83,343,498,136.30 - Step 5: Solve for x
x = 83,343,498,136.30/285,245.97 - Step 6: Final answer
x = 292,181.16
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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.