Finding the Fourth Proportional to 325,533.76, 488,375.04 and 125,855.68
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Solution
The fourth proportional to 325,533.76, 488,375.04 and 125,855.68 is: 188,812.28
Step by Step Solution
- Step 1: Write the proportion equation
325,533.76 : 488,375.04 = 125,855.68 : x - Step 2: Convert to fraction form
325,533.76/488,375.04 = 125,855.68/x - Step 3: Cross multiply
325,533.76x = 488,375.04 × 125,855.68 - Step 4: Simplify right side
325,533.76x = 61,464,772,754.23 - Step 5: Solve for x
x = 61,464,772,754.23/325,533.76 - Step 6: Final answer
x = 188,812.28
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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.