Finding the Fourth Proportional to 323.99, 447.10 and 193.00
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Solution
The fourth proportional to 323.99, 447.10 and 193.00 is: 266.33
Step by Step Solution
- Step 1: Write the proportion equation
323.99 : 447.10 = 193.00 : x - Step 2: Convert to fraction form
323.99/447.10 = 193.00/x - Step 3: Cross multiply
323.99x = 447.10 × 193.00 - Step 4: Simplify right side
323.99x = 86,288.06 - Step 5: Solve for x
x = 86,288.06/323.99 - Step 6: Final answer
x = 266.33
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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.