Finding the Fourth Proportional to 329,115.63, 493,673.51 and 79,797.63
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Solution
The fourth proportional to 329,115.63, 493,673.51 and 79,797.63 is: 119,696.46
Step by Step Solution
- Step 1: Write the proportion equation
329,115.63 : 493,673.51 = 79,797.63 : x - Step 2: Convert to fraction form
329,115.63/493,673.51 = 79,797.63/x - Step 3: Cross multiply
329,115.63x = 493,673.51 × 79,797.63 - Step 4: Simplify right side
329,115.63x = 39,393,976,091.78 - Step 5: Solve for x
x = 39,393,976,091.78/329,115.63 - Step 6: Final answer
x = 119,696.46
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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.