Finding the Third Proportional to 299.50 and 360
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Solution
The third proportional to 299.50 and 360 is: 432.72
Step by Step Solution
- Step 1: Write the proportion equation
299.50 : 360 = 360 : x - Step 2: Convert to fraction form
299.50/360 = 360/x - Step 3: Cross multiply
299.50x = 360 × 360 - Step 4: Simplify right side
299.50x = 129,600 - Step 5: Solve for x
x = 129,600/299.50 - Step 6: Final answer
x = 432.72
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These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.