Finding the Third Proportional to 455,887.50 and 992,043.75
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Solution
The third proportional to 455,887.50 and 992,043.75 is: 2,158,758.03
Step by Step Solution
- Step 1: Write the proportion equation
455,887.50 : 992,043.75 = 992,043.75 : x - Step 2: Convert to fraction form
455,887.50/992,043.75 = 992,043.75/x - Step 3: Cross multiply
455,887.50x = 992,043.75 × 992,043.75 - Step 4: Simplify right side
455,887.50x = 984,150,801,914.06 - Step 5: Solve for x
x = 984,150,801,914.06/455,887.50 - Step 6: Final answer
x = 2,158,758.03
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.