Finding the Fourth Proportional to 276,891.44, 382,110.34 and 149,567.03
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Solution
The fourth proportional to 276,891.44, 382,110.34 and 149,567.03 is: 206,402.58
Step by Step Solution
- Step 1: Write the proportion equation
276,891.44 : 382,110.34 = 149,567.03 : x - Step 2: Convert to fraction form
276,891.44/382,110.34 = 149,567.03/x - Step 3: Cross multiply
276,891.44x = 382,110.34 × 149,567.03 - Step 4: Simplify right side
276,891.44x = 57,151,108,686.09 - Step 5: Solve for x
x = 57,151,108,686.09/276,891.44 - Step 6: Final answer
x = 206,402.58
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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.