Finding the Third Proportional to 402,835.50 and 545,163.75
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Solution
The third proportional to 402,835.50 and 545,163.75 is: 737,778.86
Step by Step Solution
- Step 1: Write the proportion equation
402,835.50 : 545,163.75 = 545,163.75 : x - Step 2: Convert to fraction form
402,835.50/545,163.75 = 545,163.75/x - Step 3: Cross multiply
402,835.50x = 545,163.75 × 545,163.75 - Step 4: Simplify right side
402,835.50x = 297,203,514,314.06 - Step 5: Solve for x
x = 297,203,514,314.06/402,835.50 - Step 6: Final answer
x = 737,778.86
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Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.