Finding the Fourth Proportional to 325,960.14, 488,840.74 and 225,404.62
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Solution
The fourth proportional to 325,960.14, 488,840.74 and 225,404.62 is: 338,038.15
Step by Step Solution
- Step 1: Write the proportion equation
325,960.14 : 488,840.74 = 225,404.62 : x - Step 2: Convert to fraction form
325,960.14/488,840.74 = 225,404.62/x - Step 3: Cross multiply
325,960.14x = 488,840.74 × 225,404.62 - Step 4: Simplify right side
325,960.14x = 110,186,961,240.22 - Step 5: Solve for x
x = 110,186,961,240.22/325,960.14 - Step 6: Final answer
x = 338,038.15
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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.