Finding the Fourth Proportional to 324,322.73, 486,530.58 and 99,701.99
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Solution
The fourth proportional to 324,322.73, 486,530.58 and 99,701.99 is: 149,567.27
Step by Step Solution
- Step 1: Write the proportion equation
324,322.73 : 486,530.58 = 99,701.99 : x - Step 2: Convert to fraction form
324,322.73/486,530.58 = 99,701.99/x - Step 3: Cross multiply
324,322.73x = 486,530.58 × 99,701.99 - Step 4: Simplify right side
324,322.73x = 48,508,064,589.20 - Step 5: Solve for x
x = 48,508,064,589.20/324,322.73 - Step 6: Final answer
x = 149,567.27
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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.