Finding the Fourth Proportional to 876,578.97, 1,315,676.70 and 444,599.63
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Solution
The fourth proportional to 876,578.97, 1,315,676.70 and 444,599.63 is: 667,309.38
Step by Step Solution
- Step 1: Write the proportion equation
876,578.97 : 1,315,676.70 = 444,599.63 : x - Step 2: Convert to fraction form
876,578.97/1,315,676.70 = 444,599.63/x - Step 3: Cross multiply
876,578.97x = 1,315,676.70 × 444,599.63 - Step 4: Simplify right side
876,578.97x = 584,949,367,441.24 - Step 5: Solve for x
x = 584,949,367,441.24/876,578.97 - Step 6: Final answer
x = 667,309.38
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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.