Finding the Fourth Proportional to 769,766.99, 1,154,697.96 and 296,452.80
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Solution
The fourth proportional to 769,766.99, 1,154,697.96 and 296,452.80 is: 444,697.49
Step by Step Solution
- Step 1: Write the proportion equation
769,766.99 : 1,154,697.96 = 296,452.80 : x - Step 2: Convert to fraction form
769,766.99/1,154,697.96 = 296,452.80/x - Step 3: Cross multiply
769,766.99x = 1,154,697.96 × 296,452.80 - Step 4: Simplify right side
769,766.99x = 342,313,443,396.29 - Step 5: Solve for x
x = 342,313,443,396.29/769,766.99 - Step 6: Final answer
x = 444,697.49
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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.