Finding the Third Proportional to 117,212 and 256,940
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Solution
The third proportional to 117,212 and 256,940 is: 563,237.24
Step by Step Solution
- Step 1: Write the proportion equation
117,212 : 256,940 = 256,940 : x - Step 2: Convert to fraction form
117,212/256,940 = 256,940/x - Step 3: Cross multiply
117,212x = 256,940 × 256,940 - Step 4: Simplify right side
117,212x = 66,018,163,600 - Step 5: Solve for x
x = 66,018,163,600/117,212 - Step 6: Final answer
x = 563,237.24
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.