Finding the Fourth Proportional to 324,433.36, 486,649.94 and 236,248.05
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Solution
The fourth proportional to 324,433.36, 486,649.94 and 236,248.05 is: 354,372.00
Step by Step Solution
- Step 1: Write the proportion equation
324,433.36 : 486,649.94 = 236,248.05 : x - Step 2: Convert to fraction form
324,433.36/486,649.94 = 236,248.05/x - Step 3: Cross multiply
324,433.36x = 486,649.94 × 236,248.05 - Step 4: Simplify right side
324,433.36x = 114,970,100,001.31 - Step 5: Solve for x
x = 114,970,100,001.31/324,433.36 - Step 6: Final answer
x = 354,372.00
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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.