Finding the Fourth Proportional to 981,515.00, 1,471,638.27 and 468,969.68
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Solution
The fourth proportional to 981,515.00, 1,471,638.27 and 468,969.68 is: 703,151.49
Step by Step Solution
- Step 1: Write the proportion equation
981,515.00 : 1,471,638.27 = 468,969.68 : x - Step 2: Convert to fraction form
981,515.00/1,471,638.27 = 468,969.68/x - Step 3: Cross multiply
981,515.00x = 1,471,638.27 × 468,969.68 - Step 4: Simplify right side
981,515.00x = 690,153,733,995.39 - Step 5: Solve for x
x = 690,153,733,995.39/981,515.00 - Step 6: Final answer
x = 703,151.49
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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.