Finding the Third Proportional to 128,582.44 and 276,301.13
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Solution
The third proportional to 128,582.44 and 276,301.13 is: 593,722.70
Step by Step Solution
- Step 1: Write the proportion equation
128,582.44 : 276,301.13 = 276,301.13 : x - Step 2: Convert to fraction form
128,582.44/276,301.13 = 276,301.13/x - Step 3: Cross multiply
128,582.44x = 276,301.13 × 276,301.13 - Step 4: Simplify right side
128,582.44x = 76,342,311,676.27 - Step 5: Solve for x
x = 76,342,311,676.27/128,582.44 - Step 6: Final answer
x = 593,722.70
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.