Finding the Fourth Proportional to 751,252.40, 1,036,722.36 and 411,719.84
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Solution
The fourth proportional to 751,252.40, 1,036,722.36 and 411,719.84 is: 568,170.12
Step by Step Solution
- Step 1: Write the proportion equation
751,252.40 : 1,036,722.36 = 411,719.84 : x - Step 2: Convert to fraction form
751,252.40/1,036,722.36 = 411,719.84/x - Step 3: Cross multiply
751,252.40x = 1,036,722.36 × 411,719.84 - Step 4: Simplify right side
751,252.40x = 426,839,164,183.62 - Step 5: Solve for x
x = 426,839,164,183.62/751,252.40 - Step 6: Final answer
x = 568,170.12
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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.