Finding the Fourth Proportional to 880,910.63, 1,321,365.95 and 216,062.63
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Solution
The fourth proportional to 880,910.63, 1,321,365.95 and 216,062.63 is: 324,093.94
Step by Step Solution
- Step 1: Write the proportion equation
880,910.63 : 1,321,365.95 = 216,062.63 : x - Step 2: Convert to fraction form
880,910.63/1,321,365.95 = 216,062.63/x - Step 3: Cross multiply
880,910.63x = 1,321,365.95 × 216,062.63 - Step 4: Simplify right side
880,910.63x = 285,497,794,662.31 - Step 5: Solve for x
x = 285,497,794,662.31/880,910.63 - Step 6: Final answer
x = 324,093.94
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Similar ratio
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1.5x scale
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.