Finding the Fourth Proportional to 297,992.75, 411,230.00 and 163,856.75
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Solution
The fourth proportional to 297,992.75, 411,230.00 and 163,856.75 is: 226,122.32
Step by Step Solution
- Step 1: Write the proportion equation
297,992.75 : 411,230.00 = 163,856.75 : x - Step 2: Convert to fraction form
297,992.75/411,230.00 = 163,856.75/x - Step 3: Cross multiply
297,992.75x = 411,230.00 × 163,856.75 - Step 4: Simplify right side
297,992.75x = 67,382,810,483.22 - Step 5: Solve for x
x = 67,382,810,483.22/297,992.75 - Step 6: Final answer
x = 226,122.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.