Finding the Fourth Proportional to 344.08, 516.18 and 149.08
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Solution
The fourth proportional to 344.08, 516.18 and 149.08 is: 223.65
Step by Step Solution
- Step 1: Write the proportion equation
344.08 : 516.18 = 149.08 : x - Step 2: Convert to fraction form
344.08/516.18 = 149.08/x - Step 3: Cross multiply
344.08x = 516.18 × 149.08 - Step 4: Simplify right side
344.08x = 76,952.11 - Step 5: Solve for x
x = 76,952.11/344.08 - Step 6: Final answer
x = 223.65
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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.