Finding the Fourth Proportional to 325,171.63, 487,708.20 and 88,532.95
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Solution
The fourth proportional to 325,171.63, 487,708.20 and 88,532.95 is: 132,786.02
Step by Step Solution
- Step 1: Write the proportion equation
325,171.63 : 487,708.20 = 88,532.95 : x - Step 2: Convert to fraction form
325,171.63/487,708.20 = 88,532.95/x - Step 3: Cross multiply
325,171.63x = 487,708.20 × 88,532.95 - Step 4: Simplify right side
325,171.63x = 43,178,245,685.19 - Step 5: Solve for x
x = 43,178,245,685.19/325,171.63 - Step 6: Final answer
x = 132,786.02
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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.