Finding the Fourth Proportional to 301,461.09, 451,847.64 and 121,431.23
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Solution
The fourth proportional to 301,461.09, 451,847.64 and 121,431.23 is: 182,008.28
Step by Step Solution
- Step 1: Write the proportion equation
301,461.09 : 451,847.64 = 121,431.23 : x - Step 2: Convert to fraction form
301,461.09/451,847.64 = 121,431.23/x - Step 3: Cross multiply
301,461.09x = 451,847.64 × 121,431.23 - Step 4: Simplify right side
301,461.09x = 54,868,414,697.80 - Step 5: Solve for x
x = 54,868,414,697.80/301,461.09 - Step 6: Final answer
x = 182,008.28
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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.