Finding the Fourth Proportional to 266,286.20, 367,474.08 and 158,860.76
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Solution
The fourth proportional to 266,286.20, 367,474.08 and 158,860.76 is: 219,227.33
Step by Step Solution
- Step 1: Write the proportion equation
266,286.20 : 367,474.08 = 158,860.76 : x - Step 2: Convert to fraction form
266,286.20/367,474.08 = 158,860.76/x - Step 3: Cross multiply
266,286.20x = 367,474.08 × 158,860.76 - Step 4: Simplify right side
266,286.20x = 58,377,211,629.10 - Step 5: Solve for x
x = 58,377,211,629.10/266,286.20 - Step 6: Final answer
x = 219,227.33
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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.