Finding the Third Proportional to 392,436 and 603,963
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Solution
The third proportional to 392,436 and 603,963 is: 929,505.21
Step by Step Solution
- Step 1: Write the proportion equation
392,436 : 603,963 = 603,963 : x - Step 2: Convert to fraction form
392,436/603,963 = 603,963/x - Step 3: Cross multiply
392,436x = 603,963 × 603,963 - Step 4: Simplify right side
392,436x = 364,771,305,369 - Step 5: Solve for x
x = 364,771,305,369/392,436 - Step 6: Final answer
x = 929,505.21
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.