Finding the Fourth Proportional to 268,743.41, 370,858.04 and 147,884.63
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Solution
The fourth proportional to 268,743.41, 370,858.04 and 147,884.63 is: 204,076.46
Step by Step Solution
- Step 1: Write the proportion equation
268,743.41 : 370,858.04 = 147,884.63 : x - Step 2: Convert to fraction form
268,743.41/370,858.04 = 147,884.63/x - Step 3: Cross multiply
268,743.41x = 370,858.04 × 147,884.63 - Step 4: Simplify right side
268,743.41x = 54,844,201,434.21 - Step 5: Solve for x
x = 54,844,201,434.21/268,743.41 - Step 6: Final answer
x = 204,076.46
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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.