Finding the Fourth Proportional to 546.46, 820.50 and 530.26
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Solution
The fourth proportional to 546.46, 820.50 and 530.26 is: 796.18
Step by Step Solution
- Step 1: Write the proportion equation
546.46 : 820.50 = 530.26 : x - Step 2: Convert to fraction form
546.46/820.50 = 530.26/x - Step 3: Cross multiply
546.46x = 820.50 × 530.26 - Step 4: Simplify right side
546.46x = 435,078.33 - Step 5: Solve for x
x = 435,078.33/546.46 - Step 6: Final answer
x = 796.18
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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.