Finding the Fourth Proportional to 629,728.75, 944,033.85 and 245,388.62
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Solution
The fourth proportional to 629,728.75, 944,033.85 and 245,388.62 is: 367,864.99
Step by Step Solution
- Step 1: Write the proportion equation
629,728.75 : 944,033.85 = 245,388.62 : x - Step 2: Convert to fraction form
629,728.75/944,033.85 = 245,388.62/x - Step 3: Cross multiply
629,728.75x = 944,033.85 × 245,388.62 - Step 4: Simplify right side
629,728.75x = 231,655,158,964.62 - Step 5: Solve for x
x = 231,655,158,964.62/629,728.75 - Step 6: Final answer
x = 367,864.99
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1.5x scale
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.