Finding the Fourth Proportional to 575.96, 863.79 and 164.99
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Solution
The fourth proportional to 575.96, 863.79 and 164.99 is: 247.44
Step by Step Solution
- Step 1: Write the proportion equation
575.96 : 863.79 = 164.99 : x - Step 2: Convert to fraction form
575.96/863.79 = 164.99/x - Step 3: Cross multiply
575.96x = 863.79 × 164.99 - Step 4: Simplify right side
575.96x = 142,516.71 - Step 5: Solve for x
x = 142,516.71/575.96 - Step 6: Final answer
x = 247.44
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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.