Finding the Fourth Proportional to 682,181.03, 1,023,379.99 and 226,788.44
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Solution
The fourth proportional to 682,181.03, 1,023,379.99 and 226,788.44 is: 340,218.70
Step by Step Solution
- Step 1: Write the proportion equation
682,181.03 : 1,023,379.99 = 226,788.44 : x - Step 2: Convert to fraction form
682,181.03/1,023,379.99 = 226,788.44/x - Step 3: Cross multiply
682,181.03x = 1,023,379.99 × 226,788.44 - Step 4: Simplify right side
682,181.03x = 232,090,745,775.45 - Step 5: Solve for x
x = 232,090,745,775.45/682,181.03 - Step 6: Final answer
x = 340,218.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.