Finding the Fourth Proportional to 433,080.83, 649,614.08 and 129,475.69
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Solution
The fourth proportional to 433,080.83, 649,614.08 and 129,475.69 is: 194,211.39
Step by Step Solution
- Step 1: Write the proportion equation
433,080.83 : 649,614.08 = 129,475.69 : x - Step 2: Convert to fraction form
433,080.83/649,614.08 = 129,475.69/x - Step 3: Cross multiply
433,080.83x = 649,614.08 × 129,475.69 - Step 4: Simplify right side
433,080.83x = 84,109,227,993.64 - Step 5: Solve for x
x = 84,109,227,993.64/433,080.83 - Step 6: Final answer
x = 194,211.39
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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.