Finding the Fourth Proportional to 880,720.47, 1,320,664.56 and 341,229.49
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Solution
The fourth proportional to 880,720.47, 1,320,664.56 and 341,229.49 is: 511,683.00
Step by Step Solution
- Step 1: Write the proportion equation
880,720.47 : 1,320,664.56 = 341,229.49 : x - Step 2: Convert to fraction form
880,720.47/1,320,664.56 = 341,229.49/x - Step 3: Cross multiply
880,720.47x = 1,320,664.56 × 341,229.49 - Step 4: Simplify right side
880,720.47x = 450,649,690,968.21 - Step 5: Solve for x
x = 450,649,690,968.21/880,720.47 - Step 6: Final answer
x = 511,683.00
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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.