Finding the Third Proportional to 238,467 and 505,365
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Solution
The third proportional to 238,467 and 505,365 is: 1,070,981.66
Step by Step Solution
- Step 1: Write the proportion equation
238,467 : 505,365 = 505,365 : x - Step 2: Convert to fraction form
238,467/505,365 = 505,365/x - Step 3: Cross multiply
238,467x = 505,365 × 505,365 - Step 4: Simplify right side
238,467x = 255,393,783,225 - Step 5: Solve for x
x = 255,393,783,225/238,467 - Step 6: Final answer
x = 1,070,981.66
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.