Finding the Fourth Proportional to 302,601.92, 453,771.60 and 102,868.70
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Solution
The fourth proportional to 302,601.92, 453,771.60 and 102,868.70 is: 154,258.42
Step by Step Solution
- Step 1: Write the proportion equation
302,601.92 : 453,771.60 = 102,868.70 : x - Step 2: Convert to fraction form
302,601.92/453,771.60 = 102,868.70/x - Step 3: Cross multiply
302,601.92x = 453,771.60 × 102,868.70 - Step 4: Simplify right side
302,601.92x = 46,678,894,588.92 - Step 5: Solve for x
x = 46,678,894,588.92/302,601.92 - Step 6: Final answer
x = 154,258.42
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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.