Finding the Fourth Proportional to 325,533.21, 487,906.16 and 167,675.55
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Solution
The fourth proportional to 325,533.21, 487,906.16 and 167,675.55 is: 251,310.56
Step by Step Solution
- Step 1: Write the proportion equation
325,533.21 : 487,906.16 = 167,675.55 : x - Step 2: Convert to fraction form
325,533.21/487,906.16 = 167,675.55/x - Step 3: Cross multiply
325,533.21x = 487,906.16 × 167,675.55 - Step 4: Simplify right side
325,533.21x = 81,809,932,888.01 - Step 5: Solve for x
x = 81,809,932,888.01/325,533.21 - Step 6: Final answer
x = 251,310.56
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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.