Finding the Fourth Proportional to 296,129.33, 408,657.26 and 160,163.43
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Solution
The fourth proportional to 296,129.33, 408,657.26 and 160,163.43 is: 221,024.88
Step by Step Solution
- Step 1: Write the proportion equation
296,129.33 : 408,657.26 = 160,163.43 : x - Step 2: Convert to fraction form
296,129.33/408,657.26 = 160,163.43/x - Step 3: Cross multiply
296,129.33x = 408,657.26 × 160,163.43 - Step 4: Simplify right side
296,129.33x = 65,451,947,655.18 - Step 5: Solve for x
x = 65,451,947,655.18/296,129.33 - Step 6: Final answer
x = 221,024.88
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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.