Finding the Fourth Proportional to 325,115.99, 487,552.94 and 111,824.02
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Solution
The fourth proportional to 325,115.99, 487,552.94 and 111,824.02 is: 167,694.40
Step by Step Solution
- Step 1: Write the proportion equation
325,115.99 : 487,552.94 = 111,824.02 : x - Step 2: Convert to fraction form
325,115.99/487,552.94 = 111,824.02/x - Step 3: Cross multiply
325,115.99x = 487,552.94 × 111,824.02 - Step 4: Simplify right side
325,115.99x = 54,520,129,713.62 - Step 5: Solve for x
x = 54,520,129,713.62/325,115.99 - Step 6: Final answer
x = 167,694.40
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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.