Finding the Fourth Proportional to 324,322.22, 486,529.84 and 99,701.49
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Solution
The fourth proportional to 324,322.22, 486,529.84 and 99,701.49 is: 149,566.53
Step by Step Solution
- Step 1: Write the proportion equation
324,322.22 : 486,529.84 = 99,701.49 : x - Step 2: Convert to fraction form
324,322.22/486,529.84 = 99,701.49/x - Step 3: Cross multiply
324,322.22x = 486,529.84 × 99,701.49 - Step 4: Simplify right side
324,322.22x = 48,507,749,977.46 - Step 5: Solve for x
x = 48,507,749,977.46/324,322.22 - Step 6: Final answer
x = 149,566.53
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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.