Finding the Fourth Proportional to 222,708.19, 307,256.76 and 146,268.70
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Solution
The fourth proportional to 222,708.19, 307,256.76 and 146,268.70 is: 201,797.90
Step by Step Solution
- Step 1: Write the proportion equation
222,708.19 : 307,256.76 = 146,268.70 : x - Step 2: Convert to fraction form
222,708.19/307,256.76 = 146,268.70/x - Step 3: Cross multiply
222,708.19x = 307,256.76 × 146,268.70 - Step 4: Simplify right side
222,708.19x = 44,942,044,926.10 - Step 5: Solve for x
x = 44,942,044,926.10/222,708.19 - Step 6: Final answer
x = 201,797.90
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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.