Finding the Fourth Proportional to 906,311.98, 1,359,379.68 and 275,231.26
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Solution
The fourth proportional to 906,311.98, 1,359,379.68 and 275,231.26 is: 412,820.08
Step by Step Solution
- Step 1: Write the proportion equation
906,311.98 : 1,359,379.68 = 275,231.26 : x - Step 2: Convert to fraction form
906,311.98/1,359,379.68 = 275,231.26/x - Step 3: Cross multiply
906,311.98x = 1,359,379.68 × 275,231.26 - Step 4: Simplify right side
906,311.98x = 374,143,782,144.80 - Step 5: Solve for x
x = 374,143,782,144.80/906,311.98 - Step 6: Final answer
x = 412,820.08
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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.