Finding the Fourth Proportional to 441,296.56, 661,969.88 and 125,778.08
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Solution
The fourth proportional to 441,296.56, 661,969.88 and 125,778.08 is: 188,674.26
Step by Step Solution
- Step 1: Write the proportion equation
441,296.56 : 661,969.88 = 125,778.08 : x - Step 2: Convert to fraction form
441,296.56/661,969.88 = 125,778.08/x - Step 3: Cross multiply
441,296.56x = 661,969.88 × 125,778.08 - Step 4: Simplify right side
441,296.56x = 83,261,300,524.23 - Step 5: Solve for x
x = 83,261,300,524.23/441,296.56 - Step 6: Final answer
x = 188,674.26
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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.