Finding the Fourth Proportional to 248,651.55, 372,979.95 and 199,046.99
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Solution
The fourth proportional to 248,651.55, 372,979.95 and 199,046.99 is: 298,572.58
Step by Step Solution
- Step 1: Write the proportion equation
248,651.55 : 372,979.95 = 199,046.99 : x - Step 2: Convert to fraction form
248,651.55/372,979.95 = 199,046.99/x - Step 3: Cross multiply
248,651.55x = 372,979.95 × 199,046.99 - Step 4: Simplify right side
248,651.55x = 74,240,534,512.95 - Step 5: Solve for x
x = 74,240,534,512.95/248,651.55 - Step 6: Final answer
x = 298,572.58
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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.