Finding the Fourth Proportional to 370.68, 555.91 and 110.67
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Solution
The fourth proportional to 370.68, 555.91 and 110.67 is: 165.97
Step by Step Solution
- Step 1: Write the proportion equation
370.68 : 555.91 = 110.67 : x - Step 2: Convert to fraction form
370.68/555.91 = 110.67/x - Step 3: Cross multiply
370.68x = 555.91 × 110.67 - Step 4: Simplify right side
370.68x = 61,520.20 - Step 5: Solve for x
x = 61,520.20/370.68 - Step 6: Final answer
x = 165.97
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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.