Finding the Fourth Proportional to 408.97, 613.99 and 244.74
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Solution
The fourth proportional to 408.97, 613.99 and 244.74 is: 367.43
Step by Step Solution
- Step 1: Write the proportion equation
408.97 : 613.99 = 244.74 : x - Step 2: Convert to fraction form
408.97/613.99 = 244.74/x - Step 3: Cross multiply
408.97x = 613.99 × 244.74 - Step 4: Simplify right side
408.97x = 150,267.91 - Step 5: Solve for x
x = 150,267.91/408.97 - Step 6: Final answer
x = 367.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.