Finding the Fourth Proportional to 341,412.14, 471,163.54 and 190,509.14
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Solution
The fourth proportional to 341,412.14, 471,163.54 and 190,509.14 is: 262,910.86
Step by Step Solution
- Step 1: Write the proportion equation
341,412.14 : 471,163.54 = 190,509.14 : x - Step 2: Convert to fraction form
341,412.14/471,163.54 = 190,509.14/x - Step 3: Cross multiply
341,412.14x = 471,163.54 × 190,509.14 - Step 4: Simplify right side
341,412.14x = 89,760,960,804.76 - Step 5: Solve for x
x = 89,760,960,804.76/341,412.14 - Step 6: Final answer
x = 262,910.86
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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.