Finding the Fourth Proportional to 362,231.99, 543,126.44 and 172,750.31
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Solution
The fourth proportional to 362,231.99, 543,126.44 and 172,750.31 is: 259,019.80
Step by Step Solution
- Step 1: Write the proportion equation
362,231.99 : 543,126.44 = 172,750.31 : x - Step 2: Convert to fraction form
362,231.99/543,126.44 = 172,750.31/x - Step 3: Cross multiply
362,231.99x = 543,126.44 × 172,750.31 - Step 4: Simplify right side
362,231.99x = 93,825,257,299.81 - Step 5: Solve for x
x = 93,825,257,299.81/362,231.99 - Step 6: Final answer
x = 259,019.80
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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.