Finding the Fourth Proportional to 784,268.84, 1,082,291.82 and 444,737.36
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Solution
The fourth proportional to 784,268.84, 1,082,291.82 and 444,737.36 is: 613,738.02
Step by Step Solution
- Step 1: Write the proportion equation
784,268.84 : 1,082,291.82 = 444,737.36 : x - Step 2: Convert to fraction form
784,268.84/1,082,291.82 = 444,737.36/x - Step 3: Cross multiply
784,268.84x = 1,082,291.82 × 444,737.36 - Step 4: Simplify right side
784,268.84x = 481,335,606,776.40 - Step 5: Solve for x
x = 481,335,606,776.40/784,268.84 - Step 6: Final answer
x = 613,738.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.