Finding the Fourth Proportional to 329,213.12, 454,351.10 and 185,982.44
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Solution
The fourth proportional to 329,213.12, 454,351.10 and 185,982.44 is: 256,676.66
Step by Step Solution
- Step 1: Write the proportion equation
329,213.12 : 454,351.10 = 185,982.44 : x - Step 2: Convert to fraction form
329,213.12/454,351.10 = 185,982.44/x - Step 3: Cross multiply
329,213.12x = 454,351.10 × 185,982.44 - Step 4: Simplify right side
329,213.12x = 84,501,322,993.02 - Step 5: Solve for x
x = 84,501,322,993.02/329,213.12 - Step 6: Final answer
x = 256,676.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.