Finding the Fourth Proportional to 297,351.39, 410,348.84 and 161,386.96
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Solution
The fourth proportional to 297,351.39, 410,348.84 and 161,386.96 is: 222,716.13
Step by Step Solution
- Step 1: Write the proportion equation
297,351.39 : 410,348.84 = 161,386.96 : x - Step 2: Convert to fraction form
297,351.39/410,348.84 = 161,386.96/x - Step 3: Cross multiply
297,351.39x = 410,348.84 × 161,386.96 - Step 4: Simplify right side
297,351.39x = 66,224,951,827.13 - Step 5: Solve for x
x = 66,224,951,827.13/297,351.39 - Step 6: Final answer
x = 222,716.13
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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.