Finding the Fourth Proportional to 488,293.09, 673,844.36 and 270,515.91
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Solution
The fourth proportional to 488,293.09, 673,844.36 and 270,515.91 is: 373,311.90
Step by Step Solution
- Step 1: Write the proportion equation
488,293.09 : 673,844.36 = 270,515.91 : x - Step 2: Convert to fraction form
488,293.09/673,844.36 = 270,515.91/x - Step 3: Cross multiply
488,293.09x = 673,844.36 × 270,515.91 - Step 4: Simplify right side
488,293.09x = 182,285,620,243.77 - Step 5: Solve for x
x = 182,285,620,243.77/488,293.09 - Step 6: Final answer
x = 373,311.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.