Finding the Fourth Proportional to 1,161,283.20, 1,741,246.83 and 450,480.66
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Solution
The fourth proportional to 1,161,283.20, 1,741,246.83 and 450,480.66 is: 675,457.99
Step by Step Solution
- Step 1: Write the proportion equation
1,161,283.20 : 1,741,246.83 = 450,480.66 : x - Step 2: Convert to fraction form
1,161,283.20/1,741,246.83 = 450,480.66/x - Step 3: Cross multiply
1,161,283.20x = 1,741,246.83 × 450,480.66 - Step 4: Simplify right side
1,161,283.20x = 784,398,021,201.31 - Step 5: Solve for x
x = 784,398,021,201.31/1,161,283.20 - Step 6: Final answer
x = 675,457.99
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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.