Finding the Third Proportional to 276,756.75 and 415,135.13
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Solution
The third proportional to 276,756.75 and 415,135.13 is: 622,702.69
Step by Step Solution
- Step 1: Write the proportion equation
276,756.75 : 415,135.13 = 415,135.13 : x - Step 2: Convert to fraction form
276,756.75/415,135.13 = 415,135.13/x - Step 3: Cross multiply
276,756.75x = 415,135.13 × 415,135.13 - Step 4: Simplify right side
276,756.75x = 172,337,172,008.77 - Step 5: Solve for x
x = 172,337,172,008.77/276,756.75 - Step 6: Final answer
x = 622,702.69
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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.