Finding the Third Proportional to 134,471.44 and 289,689.94
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Solution
The third proportional to 134,471.44 and 289,689.94 is: 624,074.98
Step by Step Solution
- Step 1: Write the proportion equation
134,471.44 : 289,689.94 = 289,689.94 : x - Step 2: Convert to fraction form
134,471.44/289,689.94 = 289,689.94/x - Step 3: Cross multiply
134,471.44x = 289,689.94 × 289,689.94 - Step 4: Simplify right side
134,471.44x = 83,920,259,888.75 - Step 5: Solve for x
x = 83,920,259,888.75/134,471.44 - Step 6: Final answer
x = 624,074.98
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.