Finding the Fourth Proportional to 329,734.32, 494,343.08 and 130,204.08
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Solution
The fourth proportional to 329,734.32, 494,343.08 and 130,204.08 is: 195,204.08
Step by Step Solution
- Step 1: Write the proportion equation
329,734.32 : 494,343.08 = 130,204.08 : x - Step 2: Convert to fraction form
329,734.32/494,343.08 = 130,204.08/x - Step 3: Cross multiply
329,734.32x = 494,343.08 × 130,204.08 - Step 4: Simplify right side
329,734.32x = 64,365,485,935.77 - Step 5: Solve for x
x = 64,365,485,935.77/329,734.32 - Step 6: Final answer
x = 195,204.08
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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.