Finding the Third Proportional to 139,410 and 210,414
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Solution
The third proportional to 139,410 and 210,414 is: 317,581.60
Step by Step Solution
- Step 1: Write the proportion equation
139,410 : 210,414 = 210,414 : x - Step 2: Convert to fraction form
139,410/210,414 = 210,414/x - Step 3: Cross multiply
139,410x = 210,414 × 210,414 - Step 4: Simplify right side
139,410x = 44,274,051,396 - Step 5: Solve for x
x = 44,274,051,396/139,410 - Step 6: Final answer
x = 317,581.60
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.