Finding the Fourth Proportional to 795,745.36, 1,098,128.71 and 433,171.97
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Solution
The fourth proportional to 795,745.36, 1,098,128.71 and 433,171.97 is: 597,777.38
Step by Step Solution
- Step 1: Write the proportion equation
795,745.36 : 1,098,128.71 = 433,171.97 : x - Step 2: Convert to fraction form
795,745.36/1,098,128.71 = 433,171.97/x - Step 3: Cross multiply
795,745.36x = 1,098,128.71 × 433,171.97 - Step 4: Simplify right side
795,745.36x = 475,678,571,133.62 - Step 5: Solve for x
x = 475,678,571,133.62/795,745.36 - Step 6: Final answer
x = 597,777.38
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1.5x scale
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.