Finding the Third Proportional to 178,701.75 and 276,810.75
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Solution
The third proportional to 178,701.75 and 276,810.75 is: 428,782.55
Step by Step Solution
- Step 1: Write the proportion equation
178,701.75 : 276,810.75 = 276,810.75 : x - Step 2: Convert to fraction form
178,701.75/276,810.75 = 276,810.75/x - Step 3: Cross multiply
178,701.75x = 276,810.75 × 276,810.75 - Step 4: Simplify right side
178,701.75x = 76,624,191,315.56 - Step 5: Solve for x
x = 76,624,191,315.56/178,701.75 - Step 6: Final answer
x = 428,782.55
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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.