Finding the Fourth Proportional to 325,982.68, 488,879.16 and 126,258.52
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Solution
The fourth proportional to 325,982.68, 488,879.16 and 126,258.52 is: 189,351.04
Step by Step Solution
- Step 1: Write the proportion equation
325,982.68 : 488,879.16 = 126,258.52 : x - Step 2: Convert to fraction form
325,982.68/488,879.16 = 126,258.52/x - Step 3: Cross multiply
325,982.68x = 488,879.16 × 126,258.52 - Step 4: Simplify right side
325,982.68x = 61,725,159,200.44 - Step 5: Solve for x
x = 61,725,159,200.44/325,982.68 - Step 6: Final answer
x = 189,351.04
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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.