Finding the Fourth Proportional to 844,828.25, 1,266,977.09 and 276,079.66
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Solution
The fourth proportional to 844,828.25, 1,266,977.09 and 276,079.66 is: 414,032.80
Step by Step Solution
- Step 1: Write the proportion equation
844,828.25 : 1,266,977.09 = 276,079.66 : x - Step 2: Convert to fraction form
844,828.25/1,266,977.09 = 276,079.66/x - Step 3: Cross multiply
844,828.25x = 1,266,977.09 × 276,079.66 - Step 4: Simplify right side
844,828.25x = 349,786,601,757.75 - Step 5: Solve for x
x = 349,786,601,757.75/844,828.25 - Step 6: Final answer
x = 414,032.80
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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.