Finding the Fourth Proportional to 297,378.92, 410,371.92 and 161,409.98
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Solution
The fourth proportional to 297,378.92, 410,371.92 and 161,409.98 is: 222,739.80
Step by Step Solution
- Step 1: Write the proportion equation
297,378.92 : 410,371.92 = 161,409.98 : x - Step 2: Convert to fraction form
297,378.92/410,371.92 = 161,409.98/x - Step 3: Cross multiply
297,378.92x = 410,371.92 × 161,409.98 - Step 4: Simplify right side
297,378.92x = 66,238,121,347.90 - Step 5: Solve for x
x = 66,238,121,347.90/297,378.92 - Step 6: Final answer
x = 222,739.80
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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.