Finding the Fourth Proportional to 852, 1,175.76 and 541.50
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Solution
The fourth proportional to 852, 1,175.76 and 541.50 is: 747.27
Step by Step Solution
- Step 1: Write the proportion equation
852 : 1,175.76 = 541.50 : x - Step 2: Convert to fraction form
852/1,175.76 = 541.50/x - Step 3: Cross multiply
852x = 1,175.76 × 541.50 - Step 4: Simplify right side
852x = 636,674.04 - Step 5: Solve for x
x = 636,674.04/852 - Step 6: Final answer
x = 747.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.