Finding the Fourth Proportional to 994,895.24, 1,492,555.98 and 321,015.08
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Solution
The fourth proportional to 994,895.24, 1,492,555.98 and 321,015.08 is: 481,591.39
Step by Step Solution
- Step 1: Write the proportion equation
994,895.24 : 1,492,555.98 = 321,015.08 : x - Step 2: Convert to fraction form
994,895.24/1,492,555.98 = 321,015.08/x - Step 3: Cross multiply
994,895.24x = 1,492,555.98 × 321,015.08 - Step 4: Simplify right side
994,895.24x = 479,132,977,324.18 - Step 5: Solve for x
x = 479,132,977,324.18/994,895.24 - Step 6: Final answer
x = 481,591.39
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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.