Finding the Fourth Proportional to 603,943.87, 905,251.50 and 248,764.14
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Solution
The fourth proportional to 603,943.87, 905,251.50 and 248,764.14 is: 372,872.58
Step by Step Solution
- Step 1: Write the proportion equation
603,943.87 : 905,251.50 = 248,764.14 : x - Step 2: Convert to fraction form
603,943.87/905,251.50 = 248,764.14/x - Step 3: Cross multiply
603,943.87x = 905,251.50 × 248,764.14 - Step 4: Simplify right side
603,943.87x = 225,194,110,881.21 - Step 5: Solve for x
x = 225,194,110,881.21/603,943.87 - Step 6: Final answer
x = 372,872.58
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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.