Finding the Fourth Proportional to 1,548.16, 2,322.46 and 452.62
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Solution
The fourth proportional to 1,548.16, 2,322.46 and 452.62 is: 678.99
Step by Step Solution
- Step 1: Write the proportion equation
1,548.16 : 2,322.46 = 452.62 : x - Step 2: Convert to fraction form
1,548.16/2,322.46 = 452.62/x - Step 3: Cross multiply
1,548.16x = 2,322.46 × 452.62 - Step 4: Simplify right side
1,548.16x = 1,051,191.85 - Step 5: Solve for x
x = 1,051,191.85/1,548.16 - Step 6: Final answer
x = 678.99
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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.