Finding the Fourth Proportional to 293.06, 404.61 and 205.94
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Solution
The fourth proportional to 293.06, 404.61 and 205.94 is: 284.33
Step by Step Solution
- Step 1: Write the proportion equation
293.06 : 404.61 = 205.94 : x - Step 2: Convert to fraction form
293.06/404.61 = 205.94/x - Step 3: Cross multiply
293.06x = 404.61 × 205.94 - Step 4: Simplify right side
293.06x = 83,325.38 - Step 5: Solve for x
x = 83,325.38/293.06 - Step 6: Final answer
x = 284.33
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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.