Finding the Fourth Proportional to 273,976.08, 410,963.10 and 74,295.96
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Solution
The fourth proportional to 273,976.08, 410,963.10 and 74,295.96 is: 111,443.66
Step by Step Solution
- Step 1: Write the proportion equation
273,976.08 : 410,963.10 = 74,295.96 : x - Step 2: Convert to fraction form
273,976.08/410,963.10 = 74,295.96/x - Step 3: Cross multiply
273,976.08x = 410,963.10 × 74,295.96 - Step 4: Simplify right side
273,976.08x = 30,532,898,039.08 - Step 5: Solve for x
x = 30,532,898,039.08/273,976.08 - Step 6: Final answer
x = 111,443.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.