Finding the Fourth Proportional to 343.93, 474.48 and 233.23
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Solution
The fourth proportional to 343.93, 474.48 and 233.23 is: 321.76
Step by Step Solution
- Step 1: Write the proportion equation
343.93 : 474.48 = 233.23 : x - Step 2: Convert to fraction form
343.93/474.48 = 233.23/x - Step 3: Cross multiply
343.93x = 474.48 × 233.23 - Step 4: Simplify right side
343.93x = 110,662.97 - Step 5: Solve for x
x = 110,662.97/343.93 - Step 6: Final answer
x = 321.76
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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.