Finding the Fourth Proportional to 343.06, 473.44 and 195.70
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Solution
The fourth proportional to 343.06, 473.44 and 195.70 is: 270.08
Step by Step Solution
- Step 1: Write the proportion equation
343.06 : 473.44 = 195.70 : x - Step 2: Convert to fraction form
343.06/473.44 = 195.70/x - Step 3: Cross multiply
343.06x = 473.44 × 195.70 - Step 4: Simplify right side
343.06x = 92,652.21 - Step 5: Solve for x
x = 92,652.21/343.06 - Step 6: Final answer
x = 270.08
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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.