Finding the Fourth Proportional to 299,366.87, 448,786.20 and 122,022.23
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Solution
The fourth proportional to 299,366.87, 448,786.20 and 122,022.23 is: 182,925.70
Step by Step Solution
- Step 1: Write the proportion equation
299,366.87 : 448,786.20 = 122,022.23 : x - Step 2: Convert to fraction form
299,366.87/448,786.20 = 122,022.23/x - Step 3: Cross multiply
299,366.87x = 448,786.20 × 122,022.23 - Step 4: Simplify right side
299,366.87x = 54,761,892,917.23 - Step 5: Solve for x
x = 54,761,892,917.23/299,366.87 - Step 6: Final answer
x = 182,925.70
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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.