Finding the Fourth Proportional to 329,703.20, 494,554.80 and 119,313.80
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Solution
The fourth proportional to 329,703.20, 494,554.80 and 119,313.80 is: 178,970.70
Step by Step Solution
- Step 1: Write the proportion equation
329,703.20 : 494,554.80 = 119,313.80 : x - Step 2: Convert to fraction form
329,703.20/494,554.80 = 119,313.80/x - Step 3: Cross multiply
329,703.20x = 494,554.80 × 119,313.80 - Step 4: Simplify right side
329,703.20x = 59,007,212,496.24 - Step 5: Solve for x
x = 59,007,212,496.24/329,703.20 - Step 6: Final answer
x = 178,970.70
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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.