Finding the Fourth Proportional to 344.25, 515.74 and 181.44
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Solution
The fourth proportional to 344.25, 515.74 and 181.44 is: 271.83
Step by Step Solution
- Step 1: Write the proportion equation
344.25 : 515.74 = 181.44 : x - Step 2: Convert to fraction form
344.25/515.74 = 181.44/x - Step 3: Cross multiply
344.25x = 515.74 × 181.44 - Step 4: Simplify right side
344.25x = 93,575.87 - Step 5: Solve for x
x = 93,575.87/344.25 - Step 6: Final answer
x = 271.83
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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.