Finding the Fourth Proportional to 302,351.92, 417,106.04 and 194,956.44
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Solution
The fourth proportional to 302,351.92, 417,106.04 and 194,956.44 is: 268,949.87
Step by Step Solution
- Step 1: Write the proportion equation
302,351.92 : 417,106.04 = 194,956.44 : x - Step 2: Convert to fraction form
302,351.92/417,106.04 = 194,956.44/x - Step 3: Cross multiply
302,351.92x = 417,106.04 × 194,956.44 - Step 4: Simplify right side
302,351.92x = 81,317,508,660.90 - Step 5: Solve for x
x = 81,317,508,660.90/302,351.92 - Step 6: Final answer
x = 268,949.87
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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.