Finding the Fourth Proportional to 344.26, 516.01 and 189.84
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Solution
The fourth proportional to 344.26, 516.01 and 189.84 is: 284.55
Step by Step Solution
- Step 1: Write the proportion equation
344.26 : 516.01 = 189.84 : x - Step 2: Convert to fraction form
344.26/516.01 = 189.84/x - Step 3: Cross multiply
344.26x = 516.01 × 189.84 - Step 4: Simplify right side
344.26x = 97,959.34 - Step 5: Solve for x
x = 97,959.34/344.26 - Step 6: Final answer
x = 284.55
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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.