Finding the Fourth Proportional to 1,008,676.99, 1,512,453.14 and 334,391.28
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Solution
The fourth proportional to 1,008,676.99, 1,512,453.14 and 334,391.28 is: 501,400.49
Step by Step Solution
- Step 1: Write the proportion equation
1,008,676.99 : 1,512,453.14 = 334,391.28 : x - Step 2: Convert to fraction form
1,008,676.99/1,512,453.14 = 334,391.28/x - Step 3: Cross multiply
1,008,676.99x = 1,512,453.14 × 334,391.28 - Step 4: Simplify right side
1,008,676.99x = 505,751,141,424.62 - Step 5: Solve for x
x = 505,751,141,424.62/1,008,676.99 - Step 6: Final answer
x = 501,400.49
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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.