Finding the Fourth Proportional to 799,753.82, 1,103,735.70 and 437,231.21
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Solution
The fourth proportional to 799,753.82, 1,103,735.70 and 437,231.21 is: 603,420.30
Step by Step Solution
- Step 1: Write the proportion equation
799,753.82 : 1,103,735.70 = 437,231.21 : x - Step 2: Convert to fraction form
799,753.82/1,103,735.70 = 437,231.21/x - Step 3: Cross multiply
799,753.82x = 1,103,735.70 × 437,231.21 - Step 4: Simplify right side
799,753.82x = 482,587,690,112.52 - Step 5: Solve for x
x = 482,587,690,112.52/799,753.82 - Step 6: Final answer
x = 603,420.30
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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.