Finding the Fourth Proportional to 267.18, 369.08 and 230.26
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Solution
The fourth proportional to 267.18, 369.08 and 230.26 is: 318.08
Step by Step Solution
- Step 1: Write the proportion equation
267.18 : 369.08 = 230.26 : x - Step 2: Convert to fraction form
267.18/369.08 = 230.26/x - Step 3: Cross multiply
267.18x = 369.08 × 230.26 - Step 4: Simplify right side
267.18x = 84,984.36 - Step 5: Solve for x
x = 84,984.36/267.18 - Step 6: Final answer
x = 318.08
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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.