Finding the Fourth Proportional to 433.60, 650.08 and 177.28
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Solution
The fourth proportional to 433.60, 650.08 and 177.28 is: 265.79
Step by Step Solution
- Step 1: Write the proportion equation
433.60 : 650.08 = 177.28 : x - Step 2: Convert to fraction form
433.60/650.08 = 177.28/x - Step 3: Cross multiply
433.60x = 650.08 × 177.28 - Step 4: Simplify right side
433.60x = 115,246.18 - Step 5: Solve for x
x = 115,246.18/433.60 - Step 6: Final answer
x = 265.79
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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.