Finding the Fourth Proportional to 311,258.44, 467,033.44 and 153,400.78
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Solution
The fourth proportional to 311,258.44, 467,033.44 and 153,400.78 is: 230,173.02
Step by Step Solution
- Step 1: Write the proportion equation
311,258.44 : 467,033.44 = 153,400.78 : x - Step 2: Convert to fraction form
311,258.44/467,033.44 = 153,400.78/x - Step 3: Cross multiply
311,258.44x = 467,033.44 × 153,400.78 - Step 4: Simplify right side
311,258.44x = 71,643,293,982.08 - Step 5: Solve for x
x = 71,643,293,982.08/311,258.44 - Step 6: Final answer
x = 230,173.02
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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.