Finding the Third Proportional to 417,384 and 900,000
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Solution
The third proportional to 417,384 and 900,000 is: 1,940,658.96
Step by Step Solution
- Step 1: Write the proportion equation
417,384 : 900,000 = 900,000 : x - Step 2: Convert to fraction form
417,384/900,000 = 900,000/x - Step 3: Cross multiply
417,384x = 900,000 × 900,000 - Step 4: Simplify right side
417,384x = 810,000,000,000 - Step 5: Solve for x
x = 810,000,000,000/417,384 - Step 6: Final answer
x = 1,940,658.96
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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.