Finding the Fourth Proportional to 325,869.86, 449,699.36 and 189,984.26
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Solution
The fourth proportional to 325,869.86, 449,699.36 and 189,984.26 is: 262,177.67
Step by Step Solution
- Step 1: Write the proportion equation
325,869.86 : 449,699.36 = 189,984.26 : x - Step 2: Convert to fraction form
325,869.86/449,699.36 = 189,984.26/x - Step 3: Cross multiply
325,869.86x = 449,699.36 × 189,984.26 - Step 4: Simplify right side
325,869.86x = 85,435,800,132.07 - Step 5: Solve for x
x = 85,435,800,132.07/325,869.86 - Step 6: Final answer
x = 262,177.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.