Finding the Third Proportional to 218,922 and 472,772
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Solution
The third proportional to 218,922 and 472,772 is: 1,020,972.60
Step by Step Solution
- Step 1: Write the proportion equation
218,922 : 472,772 = 472,772 : x - Step 2: Convert to fraction form
218,922/472,772 = 472,772/x - Step 3: Cross multiply
218,922x = 472,772 × 472,772 - Step 4: Simplify right side
218,922x = 223,513,363,984 - Step 5: Solve for x
x = 223,513,363,984/218,922 - Step 6: Final answer
x = 1,020,972.60
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.