Finding the Fourth Proportional to 354,586.02, 531,723.39 and 132,814.50
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Solution
The fourth proportional to 354,586.02, 531,723.39 and 132,814.50 is: 199,163.45
Step by Step Solution
- Step 1: Write the proportion equation
354,586.02 : 531,723.39 = 132,814.50 : x - Step 2: Convert to fraction form
354,586.02/531,723.39 = 132,814.50/x - Step 3: Cross multiply
354,586.02x = 531,723.39 × 132,814.50 - Step 4: Simplify right side
354,586.02x = 70,620,576,181.16 - Step 5: Solve for x
x = 70,620,576,181.16/354,586.02 - Step 6: Final answer
x = 199,163.45
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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.