Finding the Third Proportional to 276,311.25 and 412,755.75
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Solution
The third proportional to 276,311.25 and 412,755.75 is: 616,577.53
Step by Step Solution
- Step 1: Write the proportion equation
276,311.25 : 412,755.75 = 412,755.75 : x - Step 2: Convert to fraction form
276,311.25/412,755.75 = 412,755.75/x - Step 3: Cross multiply
276,311.25x = 412,755.75 × 412,755.75 - Step 4: Simplify right side
276,311.25x = 170,367,309,158.06 - Step 5: Solve for x
x = 170,367,309,158.06/276,311.25 - Step 6: Final answer
x = 616,577.53
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.