Finding the Fourth Proportional to 377,786.09, 566,678.53 and 259,097.60
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Solution
The fourth proportional to 377,786.09, 566,678.53 and 259,097.60 is: 388,645.99
Step by Step Solution
- Step 1: Write the proportion equation
377,786.09 : 566,678.53 = 259,097.60 : x - Step 2: Convert to fraction form
377,786.09/566,678.53 = 259,097.60/x - Step 3: Cross multiply
377,786.09x = 566,678.53 × 259,097.60 - Step 4: Simplify right side
377,786.09x = 146,825,048,835.10 - Step 5: Solve for x
x = 146,825,048,835.10/377,786.09 - Step 6: Final answer
x = 388,645.99
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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.