Finding the Fourth Proportional to 296,212.73, 408,771.90 and 160,246.31
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Solution
The fourth proportional to 296,212.73, 408,771.90 and 160,246.31 is: 221,139.00
Step by Step Solution
- Step 1: Write the proportion equation
296,212.73 : 408,771.90 = 160,246.31 : x - Step 2: Convert to fraction form
296,212.73/408,771.90 = 160,246.31/x - Step 3: Cross multiply
296,212.73x = 408,771.90 × 160,246.31 - Step 4: Simplify right side
296,212.73x = 65,504,186,562.83 - Step 5: Solve for x
x = 65,504,186,562.83/296,212.73 - Step 6: Final answer
x = 221,139.00
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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.