Finding the Fourth Proportional to 1,084, 1,626 and 476
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Solution
The fourth proportional to 1,084, 1,626 and 476 is: 714
Step by Step Solution
- Step 1: Write the proportion equation
1,084 : 1,626 = 476 : x - Step 2: Convert to fraction form
1,084/1,626 = 476/x - Step 3: Cross multiply
1,084x = 1,626 × 476 - Step 4: Simplify right side
1,084x = 773,976 - Step 5: Solve for x
x = 773,976/1,084 - Step 6: Final answer
x = 714
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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.