Finding the Fourth Proportional to 850,912.32, 1,174,259.01 and 468,939.09
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Solution
The fourth proportional to 850,912.32, 1,174,259.01 and 468,939.09 is: 647,135.95
Step by Step Solution
- Step 1: Write the proportion equation
850,912.32 : 1,174,259.01 = 468,939.09 : x - Step 2: Convert to fraction form
850,912.32/1,174,259.01 = 468,939.09/x - Step 3: Cross multiply
850,912.32x = 1,174,259.01 × 468,939.09 - Step 4: Simplify right side
850,912.32x = 550,655,949,229.01 - Step 5: Solve for x
x = 550,655,949,229.01/850,912.32 - Step 6: Final answer
x = 647,135.95
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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.