Finding the Fourth Proportional to 325,173.63, 487,711.20 and 88,534.95
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Solution
The fourth proportional to 325,173.63, 487,711.20 and 88,534.95 is: 132,789.02
Step by Step Solution
- Step 1: Write the proportion equation
325,173.63 : 487,711.20 = 88,534.95 : x - Step 2: Convert to fraction form
325,173.63/487,711.20 = 88,534.95/x - Step 3: Cross multiply
325,173.63x = 487,711.20 × 88,534.95 - Step 4: Simplify right side
325,173.63x = 43,179,486,706.44 - Step 5: Solve for x
x = 43,179,486,706.44/325,173.63 - Step 6: Final answer
x = 132,789.02
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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.