Finding the Fourth Proportional to 329,907.84, 494,619.44 and 105,138.88
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Solution
The fourth proportional to 329,907.84, 494,619.44 and 105,138.88 is: 157,631.09
Step by Step Solution
- Step 1: Write the proportion equation
329,907.84 : 494,619.44 = 105,138.88 : x - Step 2: Convert to fraction form
329,907.84/494,619.44 = 105,138.88/x - Step 3: Cross multiply
329,907.84x = 494,619.44 × 105,138.88 - Step 4: Simplify right side
329,907.84x = 52,003,733,947.83 - Step 5: Solve for x
x = 52,003,733,947.83/329,907.84 - Step 6: Final answer
x = 157,631.09
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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.