Finding the Fourth Proportional to 324,966.26, 487,309.98 and 111,755.63
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Solution
The fourth proportional to 324,966.26, 487,309.98 and 111,755.63 is: 167,585.50
Step by Step Solution
- Step 1: Write the proportion equation
324,966.26 : 487,309.98 = 111,755.63 : x - Step 2: Convert to fraction form
324,966.26/487,309.98 = 111,755.63/x - Step 3: Cross multiply
324,966.26x = 487,309.98 × 111,755.63 - Step 4: Simplify right side
324,966.26x = 54,459,633,820.19 - Step 5: Solve for x
x = 54,459,633,820.19/324,966.26 - Step 6: Final answer
x = 167,585.50
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1.5x scale
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.