Finding the Fourth Proportional to 324,016.08, 447,163.69 and 180,779.23
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Solution
The fourth proportional to 324,016.08, 447,163.69 and 180,779.23 is: 249,487.33
Step by Step Solution
- Step 1: Write the proportion equation
324,016.08 : 447,163.69 = 180,779.23 : x - Step 2: Convert to fraction form
324,016.08/447,163.69 = 180,779.23/x - Step 3: Cross multiply
324,016.08x = 447,163.69 × 180,779.23 - Step 4: Simplify right side
324,016.08x = 80,837,907,562.16 - Step 5: Solve for x
x = 80,837,907,562.16/324,016.08 - Step 6: Final answer
x = 249,487.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.