Finding the Third Proportional to 178,424.25 and 276,600.75
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Solution
The third proportional to 178,424.25 and 276,600.75 is: 428,798.07
Step by Step Solution
- Step 1: Write the proportion equation
178,424.25 : 276,600.75 = 276,600.75 : x - Step 2: Convert to fraction form
178,424.25/276,600.75 = 276,600.75/x - Step 3: Cross multiply
178,424.25x = 276,600.75 × 276,600.75 - Step 4: Simplify right side
178,424.25x = 76,507,974,900.56 - Step 5: Solve for x
x = 76,507,974,900.56/178,424.25 - Step 6: Final answer
x = 428,798.07
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.