Finding the Fourth Proportional to 213,694.05, 296,246.34 and 202,318.01
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Solution
The fourth proportional to 213,694.05, 296,246.34 and 202,318.01 is: 280,475.61
Step by Step Solution
- Step 1: Write the proportion equation
213,694.05 : 296,246.34 = 202,318.01 : x - Step 2: Convert to fraction form
213,694.05/296,246.34 = 202,318.01/x - Step 3: Cross multiply
213,694.05x = 296,246.34 × 202,318.01 - Step 4: Simplify right side
213,694.05x = 59,935,968,497.35 - Step 5: Solve for x
x = 59,935,968,497.35/213,694.05 - Step 6: Final answer
x = 280,475.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.