Finding the Fourth Proportional to 603,724.05, 833,098.77 and 331,786.08
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Solution
The fourth proportional to 603,724.05, 833,098.77 and 331,786.08 is: 457,842.58
Step by Step Solution
- Step 1: Write the proportion equation
603,724.05 : 833,098.77 = 331,786.08 : x - Step 2: Convert to fraction form
603,724.05/833,098.77 = 331,786.08/x - Step 3: Cross multiply
603,724.05x = 833,098.77 × 331,786.08 - Step 4: Simplify right side
603,724.05x = 276,410,575,151.12 - Step 5: Solve for x
x = 276,410,575,151.12/603,724.05 - Step 6: Final answer
x = 457,842.58
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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.