Finding the Third Proportional to 276,025.50 and 415,419.75
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Solution
The third proportional to 276,025.50 and 415,419.75 is: 625,208.79
Step by Step Solution
- Step 1: Write the proportion equation
276,025.50 : 415,419.75 = 415,419.75 : x - Step 2: Convert to fraction form
276,025.50/415,419.75 = 415,419.75/x - Step 3: Cross multiply
276,025.50x = 415,419.75 × 415,419.75 - Step 4: Simplify right side
276,025.50x = 172,573,568,690.06 - Step 5: Solve for x
x = 172,573,568,690.06/276,025.50 - Step 6: Final answer
x = 625,208.79
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.