Finding the Fourth Proportional to 344.36, 474.99 and 226.10
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Solution
The fourth proportional to 344.36, 474.99 and 226.10 is: 311.87
Step by Step Solution
- Step 1: Write the proportion equation
344.36 : 474.99 = 226.10 : x - Step 2: Convert to fraction form
344.36/474.99 = 226.10/x - Step 3: Cross multiply
344.36x = 474.99 × 226.10 - Step 4: Simplify right side
344.36x = 107,395.24 - Step 5: Solve for x
x = 107,395.24/344.36 - Step 6: Final answer
x = 311.87
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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.