Finding the Fourth Proportional to 325,824.12, 489,000.24 and 168,097.68
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Solution
The fourth proportional to 325,824.12, 489,000.24 and 168,097.68 is: 252,282.75
Step by Step Solution
- Step 1: Write the proportion equation
325,824.12 : 489,000.24 = 168,097.68 : x - Step 2: Convert to fraction form
325,824.12/489,000.24 = 168,097.68/x - Step 3: Cross multiply
325,824.12x = 489,000.24 × 168,097.68 - Step 4: Simplify right side
325,824.12x = 82,199,805,863.44 - Step 5: Solve for x
x = 82,199,805,863.44/325,824.12 - Step 6: Final answer
x = 252,282.75
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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.