Finding the Fourth Proportional to 262,357.28, 362,051.28 and 149,180
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Solution
The fourth proportional to 262,357.28, 362,051.28 and 149,180 is: 205,867.40
Step by Step Solution
- Step 1: Write the proportion equation
262,357.28 : 362,051.28 = 149,180 : x - Step 2: Convert to fraction form
262,357.28/362,051.28 = 149,180/x - Step 3: Cross multiply
262,357.28x = 362,051.28 × 149,180 - Step 4: Simplify right side
262,357.28x = 54,010,809,950.40 - Step 5: Solve for x
x = 54,010,809,950.40/262,357.28 - Step 6: Final answer
x = 205,867.40
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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.