Finding the Fourth Proportional to 295,295.72, 407,366.36 and 193,276.26
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Solution
The fourth proportional to 295,295.72, 407,366.36 and 193,276.26 is: 266,628.47
Step by Step Solution
- Step 1: Write the proportion equation
295,295.72 : 407,366.36 = 193,276.26 : x - Step 2: Convert to fraction form
295,295.72/407,366.36 = 193,276.26/x - Step 3: Cross multiply
295,295.72x = 407,366.36 × 193,276.26 - Step 4: Simplify right side
295,295.72x = 78,734,245,544.23 - Step 5: Solve for x
x = 78,734,245,544.23/295,295.72 - Step 6: Final answer
x = 266,628.47
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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.