Finding the Fourth Proportional to 343.99, 474.67 and 204.09
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Solution
The fourth proportional to 343.99, 474.67 and 204.09 is: 281.62
Step by Step Solution
- Step 1: Write the proportion equation
343.99 : 474.67 = 204.09 : x - Step 2: Convert to fraction form
343.99/474.67 = 204.09/x - Step 3: Cross multiply
343.99x = 474.67 × 204.09 - Step 4: Simplify right side
343.99x = 96,875.40 - Step 5: Solve for x
x = 96,875.40/343.99 - Step 6: Final answer
x = 281.62
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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.