Finding the Fourth Proportional to 296,917.26, 445,288.82 and 83,670.99
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Solution
The fourth proportional to 296,917.26, 445,288.82 and 83,670.99 is: 125,481.95
Step by Step Solution
- Step 1: Write the proportion equation
296,917.26 : 445,288.82 = 83,670.99 : x - Step 2: Convert to fraction form
296,917.26/445,288.82 = 83,670.99/x - Step 3: Cross multiply
296,917.26x = 445,288.82 × 83,670.99 - Step 4: Simplify right side
296,917.26x = 37,257,755,986.98 - Step 5: Solve for x
x = 37,257,755,986.98/296,917.26 - Step 6: Final answer
x = 125,481.95
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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.