Finding the Fourth Proportional to 344.03, 515.66 and 161.26
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Solution
The fourth proportional to 344.03, 515.66 and 161.26 is: 241.71
Step by Step Solution
- Step 1: Write the proportion equation
344.03 : 515.66 = 161.26 : x - Step 2: Convert to fraction form
344.03/515.66 = 161.26/x - Step 3: Cross multiply
344.03x = 515.66 × 161.26 - Step 4: Simplify right side
344.03x = 83,153.24 - Step 5: Solve for x
x = 83,153.24/344.03 - Step 6: Final answer
x = 241.71
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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.