Finding the Fourth Proportional to 437,579.76, 603,860.60 and 236,375.76
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Solution
The fourth proportional to 437,579.76, 603,860.60 and 236,375.76 is: 326,198.84
Step by Step Solution
- Step 1: Write the proportion equation
437,579.76 : 603,860.60 = 236,375.76 : x - Step 2: Convert to fraction form
437,579.76/603,860.60 = 236,375.76/x - Step 3: Cross multiply
437,579.76x = 603,860.60 × 236,375.76 - Step 4: Simplify right side
437,579.76x = 142,738,008,259.06 - Step 5: Solve for x
x = 142,738,008,259.06/437,579.76 - Step 6: Final answer
x = 326,198.84
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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.