Finding the Fourth Proportional to 454.25, 626.99 and 267.85
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Solution
The fourth proportional to 454.25, 626.99 and 267.85 is: 369.70
Step by Step Solution
- Step 1: Write the proportion equation
454.25 : 626.99 = 267.85 : x - Step 2: Convert to fraction form
454.25/626.99 = 267.85/x - Step 3: Cross multiply
454.25x = 626.99 × 267.85 - Step 4: Simplify right side
454.25x = 167,936.14 - Step 5: Solve for x
x = 167,936.14/454.25 - Step 6: Final answer
x = 369.70
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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.