Finding the Fourth Proportional to 441,242.37, 661,596.26 and 198,038.97
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Solution
The fourth proportional to 441,242.37, 661,596.26 and 198,038.97 is: 296,938.49
Step by Step Solution
- Step 1: Write the proportion equation
441,242.37 : 661,596.26 = 198,038.97 : x - Step 2: Convert to fraction form
441,242.37/661,596.26 = 198,038.97/x - Step 3: Cross multiply
441,242.37x = 661,596.26 × 198,038.97 - Step 4: Simplify right side
441,242.37x = 131,021,840,896.06 - Step 5: Solve for x
x = 131,021,840,896.06/441,242.37 - Step 6: Final answer
x = 296,938.49
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1.5x scale
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.