Finding the Third Proportional to 212,392 and 331,492
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Solution
The third proportional to 212,392 and 331,492 is: 517,377.99
Step by Step Solution
- Step 1: Write the proportion equation
212,392 : 331,492 = 331,492 : x - Step 2: Convert to fraction form
212,392/331,492 = 331,492/x - Step 3: Cross multiply
212,392x = 331,492 × 331,492 - Step 4: Simplify right side
212,392x = 109,886,946,064 - Step 5: Solve for x
x = 109,886,946,064/212,392 - Step 6: Final answer
x = 517,377.99
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.