Finding the Third Proportional to 260,073.75 and 408,081.75
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Solution
The third proportional to 260,073.75 and 408,081.75 is: 640,321.12
Step by Step Solution
- Step 1: Write the proportion equation
260,073.75 : 408,081.75 = 408,081.75 : x - Step 2: Convert to fraction form
260,073.75/408,081.75 = 408,081.75/x - Step 3: Cross multiply
260,073.75x = 408,081.75 × 408,081.75 - Step 4: Simplify right side
260,073.75x = 166,530,714,683.06 - Step 5: Solve for x
x = 166,530,714,683.06/260,073.75 - Step 6: Final answer
x = 640,321.12
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.