Finding the Fourth Proportional to 359.37, 538.65 and 176.38
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Solution
The fourth proportional to 359.37, 538.65 and 176.38 is: 264.37
Step by Step Solution
- Step 1: Write the proportion equation
359.37 : 538.65 = 176.38 : x - Step 2: Convert to fraction form
359.37/538.65 = 176.38/x - Step 3: Cross multiply
359.37x = 538.65 × 176.38 - Step 4: Simplify right side
359.37x = 95,005.74 - Step 5: Solve for x
x = 95,005.74/359.37 - Step 6: Final answer
x = 264.37
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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.