Finding the Fourth Proportional to 302,861.28, 454,290.28 and 174,694.49
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Solution
The fourth proportional to 302,861.28, 454,290.28 and 174,694.49 is: 262,040.80
Step by Step Solution
- Step 1: Write the proportion equation
302,861.28 : 454,290.28 = 174,694.49 : x - Step 2: Convert to fraction form
302,861.28/454,290.28 = 174,694.49/x - Step 3: Cross multiply
302,861.28x = 454,290.28 × 174,694.49 - Step 4: Simplify right side
302,861.28x = 79,362,011,135.25 - Step 5: Solve for x
x = 79,362,011,135.25/302,861.28 - Step 6: Final answer
x = 262,040.80
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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.