Finding the Fourth Proportional to 1,027,917.95, 1,542,227.18 and 308,277.09
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Solution
The fourth proportional to 1,027,917.95, 1,542,227.18 and 308,277.09 is: 462,520.68
Step by Step Solution
- Step 1: Write the proportion equation
1,027,917.95 : 1,542,227.18 = 308,277.09 : x - Step 2: Convert to fraction form
1,027,917.95/1,542,227.18 = 308,277.09/x - Step 3: Cross multiply
1,027,917.95x = 1,542,227.18 × 308,277.09 - Step 4: Simplify right side
1,027,917.95x = 475,433,305,627.92 - Step 5: Solve for x
x = 475,433,305,627.92/1,027,917.95 - Step 6: Final answer
x = 462,520.68
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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.