Finding the Fourth Proportional to 302,660.28, 417,571.02 and 195,301.62
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Solution
The fourth proportional to 302,660.28, 417,571.02 and 195,301.62 is: 269,451.60
Step by Step Solution
- Step 1: Write the proportion equation
302,660.28 : 417,571.02 = 195,301.62 : x - Step 2: Convert to fraction form
302,660.28/417,571.02 = 195,301.62/x - Step 3: Cross multiply
302,660.28x = 417,571.02 × 195,301.62 - Step 4: Simplify right side
302,660.28x = 81,552,296,671.05 - Step 5: Solve for x
x = 81,552,296,671.05/302,660.28 - Step 6: Final answer
x = 269,451.60
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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.