Finding the Fourth Proportional to 323.58, 484.97 and 193.68
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Solution
The fourth proportional to 323.58, 484.97 and 193.68 is: 290.28
Step by Step Solution
- Step 1: Write the proportion equation
323.58 : 484.97 = 193.68 : x - Step 2: Convert to fraction form
323.58/484.97 = 193.68/x - Step 3: Cross multiply
323.58x = 484.97 × 193.68 - Step 4: Simplify right side
323.58x = 93,928.99 - Step 5: Solve for x
x = 93,928.99/323.58 - Step 6: Final answer
x = 290.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.