Finding the Fourth Proportional to 534.21, 733.26 and 511.67
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Solution
The fourth proportional to 534.21, 733.26 and 511.67 is: 702.31
Step by Step Solution
- Step 1: Write the proportion equation
534.21 : 733.26 = 511.67 : x - Step 2: Convert to fraction form
534.21/733.26 = 511.67/x - Step 3: Cross multiply
534.21x = 733.26 × 511.67 - Step 4: Simplify right side
534.21x = 375,183.48 - Step 5: Solve for x
x = 375,183.48/534.21 - Step 6: Final answer
x = 702.31
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.