Finding the Fourth Proportional to 331,313.24, 497,028.30 and 121,244.60
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Solution
The fourth proportional to 331,313.24, 497,028.30 and 121,244.60 is: 181,888.29
Step by Step Solution
- Step 1: Write the proportion equation
331,313.24 : 497,028.30 = 121,244.60 : x - Step 2: Convert to fraction form
331,313.24/497,028.30 = 121,244.60/x - Step 3: Cross multiply
331,313.24x = 497,028.30 × 121,244.60 - Step 4: Simplify right side
331,313.24x = 60,261,997,422.18 - Step 5: Solve for x
x = 60,261,997,422.18/331,313.24 - Step 6: Final answer
x = 181,888.29
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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.