Finding the Fourth Proportional to 237,435.36, 327,648.28 and 129,984.80
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Solution
The fourth proportional to 237,435.36, 327,648.28 and 129,984.80 is: 179,372.17
Step by Step Solution
- Step 1: Write the proportion equation
237,435.36 : 327,648.28 = 129,984.80 : x - Step 2: Convert to fraction form
237,435.36/327,648.28 = 129,984.80/x - Step 3: Cross multiply
237,435.36x = 327,648.28 × 129,984.80 - Step 4: Simplify right side
237,435.36x = 42,589,296,146.14 - Step 5: Solve for x
x = 42,589,296,146.14/237,435.36 - Step 6: Final answer
x = 179,372.17
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1.5x scale
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.