Finding the Fourth Proportional to 922, 1,383 and 532
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Solution
The fourth proportional to 922, 1,383 and 532 is: 798
Step by Step Solution
- Step 1: Write the proportion equation
922 : 1,383 = 532 : x - Step 2: Convert to fraction form
922/1,383 = 532/x - Step 3: Cross multiply
922x = 1,383 × 532 - Step 4: Simplify right side
922x = 735,756 - Step 5: Solve for x
x = 735,756/922 - Step 6: Final answer
x = 798
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.