Finding the Fourth Proportional to 344.26, 474.69 and 250.84
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Solution
The fourth proportional to 344.26, 474.69 and 250.84 is: 345.88
Step by Step Solution
- Step 1: Write the proportion equation
344.26 : 474.69 = 250.84 : x - Step 2: Convert to fraction form
344.26/474.69 = 250.84/x - Step 3: Cross multiply
344.26x = 474.69 × 250.84 - Step 4: Simplify right side
344.26x = 119,071.24 - Step 5: Solve for x
x = 119,071.24/344.26 - Step 6: Final answer
x = 345.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.