Finding the Fourth Proportional to 324,131.99, 447,347.22 and 180,901.26
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Solution
The fourth proportional to 324,131.99, 447,347.22 and 180,901.26 is: 249,668.90
Step by Step Solution
- Step 1: Write the proportion equation
324,131.99 : 447,347.22 = 180,901.26 : x - Step 2: Convert to fraction form
324,131.99/447,347.22 = 180,901.26/x - Step 3: Cross multiply
324,131.99x = 447,347.22 × 180,901.26 - Step 4: Simplify right side
324,131.99x = 80,925,675,755.50 - Step 5: Solve for x
x = 80,925,675,755.50/324,131.99 - Step 6: Final answer
x = 249,668.90
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1.5x scale
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.