Finding the Fourth Proportional to 837,828.49, 1,256,937.15 and 276,828.97
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Solution
The fourth proportional to 837,828.49, 1,256,937.15 and 276,828.97 is: 415,307.69
Step by Step Solution
- Step 1: Write the proportion equation
837,828.49 : 1,256,937.15 = 276,828.97 : x - Step 2: Convert to fraction form
837,828.49/1,256,937.15 = 276,828.97/x - Step 3: Cross multiply
837,828.49x = 1,256,937.15 × 276,828.97 - Step 4: Simplify right side
837,828.49x = 347,956,616,589.24 - Step 5: Solve for x
x = 347,956,616,589.24/837,828.49 - Step 6: Final answer
x = 415,307.69
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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.