Finding the Fourth Proportional to 292, 403 and 214.48
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Solution
The fourth proportional to 292, 403 and 214.48 is: 296.01
Step by Step Solution
- Step 1: Write the proportion equation
292 : 403 = 214.48 : x - Step 2: Convert to fraction form
292/403 = 214.48/x - Step 3: Cross multiply
292x = 403 × 214.48 - Step 4: Simplify right side
292x = 86,435.44 - Step 5: Solve for x
x = 86,435.44/292 - Step 6: Final answer
x = 296.01
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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.