Finding the Fourth Proportional to 308,874.58, 463,611.47 and 149,063.00
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Solution
The fourth proportional to 308,874.58, 463,611.47 and 149,063.00 is: 223,739.08
Step by Step Solution
- Step 1: Write the proportion equation
308,874.58 : 463,611.47 = 149,063.00 : x - Step 2: Convert to fraction form
308,874.58/463,611.47 = 149,063.00/x - Step 3: Cross multiply
308,874.58x = 463,611.47 × 149,063.00 - Step 4: Simplify right side
308,874.58x = 69,107,313,489.24 - Step 5: Solve for x
x = 69,107,313,489.24/308,874.58 - Step 6: Final answer
x = 223,739.08
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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.