Finding the Fourth Proportional to 330,442.56, 495,532.62 and 119,965.68
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Solution
The fourth proportional to 330,442.56, 495,532.62 and 119,965.68 is: 179,900.88
Step by Step Solution
- Step 1: Write the proportion equation
330,442.56 : 495,532.62 = 119,965.68 : x - Step 2: Convert to fraction form
330,442.56/495,532.62 = 119,965.68/x - Step 3: Cross multiply
330,442.56x = 495,532.62 × 119,965.68 - Step 4: Simplify right side
330,442.56x = 59,446,907,720.48 - Step 5: Solve for x
x = 59,446,907,720.48/330,442.56 - Step 6: Final answer
x = 179,900.88
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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.