Finding the Fourth Proportional to 297,238.97, 445,764.79 and 97,512.82
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Solution
The fourth proportional to 297,238.97, 445,764.79 and 97,512.82 is: 146,238.50
Step by Step Solution
- Step 1: Write the proportion equation
297,238.97 : 445,764.79 = 97,512.82 : x - Step 2: Convert to fraction form
297,238.97/445,764.79 = 97,512.82/x - Step 3: Cross multiply
297,238.97x = 445,764.79 × 97,512.82 - Step 4: Simplify right side
297,238.97x = 43,467,780,371.41 - Step 5: Solve for x
x = 43,467,780,371.41/297,238.97 - Step 6: Final answer
x = 146,238.50
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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.