Finding the Fourth Proportional to 994,326.84, 1,372,122.18 and 564,550.56
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Solution
The fourth proportional to 994,326.84, 1,372,122.18 and 564,550.56 is: 779,052.03
Step by Step Solution
- Step 1: Write the proportion equation
994,326.84 : 1,372,122.18 = 564,550.56 : x - Step 2: Convert to fraction form
994,326.84/1,372,122.18 = 564,550.56/x - Step 3: Cross multiply
994,326.84x = 1,372,122.18 × 564,550.56 - Step 4: Simplify right side
994,326.84x = 774,632,345,107.42 - Step 5: Solve for x
x = 774,632,345,107.42/994,326.84 - Step 6: Final answer
x = 779,052.03
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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.