Finding the Fourth Proportional to 324,181.92, 486,335.91 and 124,487.63
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Solution
The fourth proportional to 324,181.92, 486,335.91 and 124,487.63 is: 186,755.65
Step by Step Solution
- Step 1: Write the proportion equation
324,181.92 : 486,335.91 = 124,487.63 : x - Step 2: Convert to fraction form
324,181.92/486,335.91 = 124,487.63/x - Step 3: Cross multiply
324,181.92x = 486,335.91 × 124,487.63 - Step 4: Simplify right side
324,181.92x = 60,542,804,819.79 - Step 5: Solve for x
x = 60,542,804,819.79/324,181.92 - Step 6: Final answer
x = 186,755.65
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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.