Finding the Third Proportional to 304,259 and 678,478
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Solution
The third proportional to 304,259 and 678,478 is: 1,512,962.30
Step by Step Solution
- Step 1: Write the proportion equation
304,259 : 678,478 = 678,478 : x - Step 2: Convert to fraction form
304,259/678,478 = 678,478/x - Step 3: Cross multiply
304,259x = 678,478 × 678,478 - Step 4: Simplify right side
304,259x = 460,332,396,484 - Step 5: Solve for x
x = 460,332,396,484/304,259 - Step 6: Final answer
x = 1,512,962.30
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.