Finding the Fourth Proportional to 324,406.44, 447,718.66 and 269,862.26
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Solution
The fourth proportional to 324,406.44, 447,718.66 and 269,862.26 is: 372,441.33
Step by Step Solution
- Step 1: Write the proportion equation
324,406.44 : 447,718.66 = 269,862.26 : x - Step 2: Convert to fraction form
324,406.44/447,718.66 = 269,862.26/x - Step 3: Cross multiply
324,406.44x = 447,718.66 × 269,862.26 - Step 4: Simplify right side
324,406.44x = 120,822,366,518.52 - Step 5: Solve for x
x = 120,822,366,518.52/324,406.44 - Step 6: Final answer
x = 372,441.33
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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.