Finding the Fourth Proportional to 456,164.05, 629,480.99 and 252,203.08
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Solution
The fourth proportional to 456,164.05, 629,480.99 and 252,203.08 is: 348,026.21
Step by Step Solution
- Step 1: Write the proportion equation
456,164.05 : 629,480.99 = 252,203.08 : x - Step 2: Convert to fraction form
456,164.05/629,480.99 = 252,203.08/x - Step 3: Cross multiply
456,164.05x = 629,480.99 × 252,203.08 - Step 4: Simplify right side
456,164.05x = 158,757,043,218.43 - Step 5: Solve for x
x = 158,757,043,218.43/456,164.05 - Step 6: Final answer
x = 348,026.21
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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.