Finding the Fourth Proportional to 266,441.38, 367,853.12 and 171,116.12
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Solution
The fourth proportional to 266,441.38, 367,853.12 and 171,116.12 is: 236,245.58
Step by Step Solution
- Step 1: Write the proportion equation
266,441.38 : 367,853.12 = 171,116.12 : x - Step 2: Convert to fraction form
266,441.38/367,853.12 = 171,116.12/x - Step 3: Cross multiply
266,441.38x = 367,853.12 × 171,116.12 - Step 4: Simplify right side
266,441.38x = 62,945,598,624.29 - Step 5: Solve for x
x = 62,945,598,624.29/266,441.38 - Step 6: Final answer
x = 236,245.58
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1.5x scale
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.