Finding the Fourth Proportional to 296,246.22, 408,819.18 and 160,279.75
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Solution
The fourth proportional to 296,246.22, 408,819.18 and 160,279.75 is: 221,185.73
Step by Step Solution
- Step 1: Write the proportion equation
296,246.22 : 408,819.18 = 160,279.75 : x - Step 2: Convert to fraction form
296,246.22/408,819.18 = 160,279.75/x - Step 3: Cross multiply
296,246.22x = 408,819.18 × 160,279.75 - Step 4: Simplify right side
296,246.22x = 65,525,435,965.61 - Step 5: Solve for x
x = 65,525,435,965.61/296,246.22 - Step 6: Final answer
x = 221,185.73
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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.