Finding the Fourth Proportional to 341,887.91, 471,804.14 and 188,921.84
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Solution
The fourth proportional to 341,887.91, 471,804.14 and 188,921.84 is: 260,711.49
Step by Step Solution
- Step 1: Write the proportion equation
341,887.91 : 471,804.14 = 188,921.84 : x - Step 2: Convert to fraction form
341,887.91/471,804.14 = 188,921.84/x - Step 3: Cross multiply
341,887.91x = 471,804.14 × 188,921.84 - Step 4: Simplify right side
341,887.91x = 89,134,104,361.70 - Step 5: Solve for x
x = 89,134,104,361.70/341,887.91 - Step 6: Final answer
x = 260,711.49
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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.