Finding the Fourth Proportional to 341.44, 471.84 and 258.80
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Solution
The fourth proportional to 341.44, 471.84 and 258.80 is: 357.64
Step by Step Solution
- Step 1: Write the proportion equation
341.44 : 471.84 = 258.80 : x - Step 2: Convert to fraction form
341.44/471.84 = 258.80/x - Step 3: Cross multiply
341.44x = 471.84 × 258.80 - Step 4: Simplify right side
341.44x = 122,112.19 - Step 5: Solve for x
x = 122,112.19/341.44 - Step 6: Final answer
x = 357.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.