Finding the Fourth Proportional to 267.24, 400.22 and 153
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Solution
The fourth proportional to 267.24, 400.22 and 153 is: 229.13
Step by Step Solution
- Step 1: Write the proportion equation
267.24 : 400.22 = 153 : x - Step 2: Convert to fraction form
267.24/400.22 = 153/x - Step 3: Cross multiply
267.24x = 400.22 × 153 - Step 4: Simplify right side
267.24x = 61,233.66 - Step 5: Solve for x
x = 61,233.66/267.24 - Step 6: Final answer
x = 229.13
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.