Finding the Fourth Proportional to 297,361.68, 410,348.14 and 161,392.71
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Solution
The fourth proportional to 297,361.68, 410,348.14 and 161,392.71 is: 222,715.98
Step by Step Solution
- Step 1: Write the proportion equation
297,361.68 : 410,348.14 = 161,392.71 : x - Step 2: Convert to fraction form
297,361.68/410,348.14 = 161,392.71/x - Step 3: Cross multiply
297,361.68x = 410,348.14 × 161,392.71 - Step 4: Simplify right side
297,361.68x = 66,227,198,358.06 - Step 5: Solve for x
x = 66,227,198,358.06/297,361.68 - Step 6: Final answer
x = 222,715.98
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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.