Finding the Fourth Proportional to 324,734.13, 486,918.93 and 223,650.99
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Solution
The fourth proportional to 324,734.13, 486,918.93 and 223,650.99 is: 335,350.96
Step by Step Solution
- Step 1: Write the proportion equation
324,734.13 : 486,918.93 = 223,650.99 : x - Step 2: Convert to fraction form
324,734.13/486,918.93 = 223,650.99/x - Step 3: Cross multiply
324,734.13x = 486,918.93 × 223,650.99 - Step 4: Simplify right side
324,734.13x = 108,899,900,744.24 - Step 5: Solve for x
x = 108,899,900,744.24/324,734.13 - Step 6: Final answer
x = 335,350.96
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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.