Finding the Fourth Proportional to 262,453.84, 362,187.72 and 147,734.68
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Solution
The fourth proportional to 262,453.84, 362,187.72 and 147,734.68 is: 203,874.66
Step by Step Solution
- Step 1: Write the proportion equation
262,453.84 : 362,187.72 = 147,734.68 : x - Step 2: Convert to fraction form
262,453.84/362,187.72 = 147,734.68/x - Step 3: Cross multiply
262,453.84x = 362,187.72 × 147,734.68 - Step 4: Simplify right side
262,453.84x = 53,507,686,914.13 - Step 5: Solve for x
x = 53,507,686,914.13/262,453.84 - Step 6: Final answer
x = 203,874.66
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1.5x scale
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.