Finding the Fourth Proportional to 362,617.92, 543,910.50 and 125,979.12
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Solution
The fourth proportional to 362,617.92, 543,910.50 and 125,979.12 is: 188,962.99
Step by Step Solution
- Step 1: Write the proportion equation
362,617.92 : 543,910.50 = 125,979.12 : x - Step 2: Convert to fraction form
362,617.92/543,910.50 = 125,979.12/x - Step 3: Cross multiply
362,617.92x = 543,910.50 × 125,979.12 - Step 4: Simplify right side
362,617.92x = 68,521,366,148.76 - Step 5: Solve for x
x = 68,521,366,148.76/362,617.92 - Step 6: Final answer
x = 188,962.99
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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.