Finding the Fourth Proportional to 837,826.49, 1,256,934.14 and 276,826.97
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Solution
The fourth proportional to 837,826.49, 1,256,934.14 and 276,826.97 is: 415,304.69
Step by Step Solution
- Step 1: Write the proportion equation
837,826.49 : 1,256,934.14 = 276,826.97 : x - Step 2: Convert to fraction form
837,826.49/1,256,934.14 = 276,826.97/x - Step 3: Cross multiply
837,826.49x = 1,256,934.14 × 276,826.97 - Step 4: Simplify right side
837,826.49x = 347,953,269,465.76 - Step 5: Solve for x
x = 347,953,269,465.76/837,826.49 - Step 6: Final answer
x = 415,304.69
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1.5x scale
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.