Finding the Fourth Proportional to 276,889.44, 382,107.58 and 149,565.03
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Solution
The fourth proportional to 276,889.44, 382,107.58 and 149,565.03 is: 206,399.82
Step by Step Solution
- Step 1: Write the proportion equation
276,889.44 : 382,107.58 = 149,565.03 : x - Step 2: Convert to fraction form
276,889.44/382,107.58 = 149,565.03/x - Step 3: Cross multiply
276,889.44x = 382,107.58 × 149,565.03 - Step 4: Simplify right side
276,889.44x = 57,149,930,918.10 - Step 5: Solve for x
x = 57,149,930,918.10/276,889.44 - Step 6: Final answer
x = 206,399.82
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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.