Finding the Fourth Proportional to 454.23, 626.94 and 267.75
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Solution
The fourth proportional to 454.23, 626.94 and 267.75 is: 369.56
Step by Step Solution
- Step 1: Write the proportion equation
454.23 : 626.94 = 267.75 : x - Step 2: Convert to fraction form
454.23/626.94 = 267.75/x - Step 3: Cross multiply
454.23x = 626.94 × 267.75 - Step 4: Simplify right side
454.23x = 167,863.19 - Step 5: Solve for x
x = 167,863.19/454.23 - Step 6: Final answer
x = 369.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.