Finding the Fourth Proportional to 343.08, 473.58 and 232.92
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Solution
The fourth proportional to 343.08, 473.58 and 232.92 is: 321.52
Step by Step Solution
- Step 1: Write the proportion equation
343.08 : 473.58 = 232.92 : x - Step 2: Convert to fraction form
343.08/473.58 = 232.92/x - Step 3: Cross multiply
343.08x = 473.58 × 232.92 - Step 4: Simplify right side
343.08x = 110,306.25 - Step 5: Solve for x
x = 110,306.25/343.08 - Step 6: Final answer
x = 321.52
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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.