Finding the Fourth Proportional to 302,911.56, 417,676.50 and 193,873.14
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Solution
The fourth proportional to 302,911.56, 417,676.50 and 193,873.14 is: 267,326.39
Step by Step Solution
- Step 1: Write the proportion equation
302,911.56 : 417,676.50 = 193,873.14 : x - Step 2: Convert to fraction form
302,911.56/417,676.50 = 193,873.14/x - Step 3: Cross multiply
302,911.56x = 417,676.50 × 193,873.14 - Step 4: Simplify right side
302,911.56x = 80,976,254,559.21 - Step 5: Solve for x
x = 80,976,254,559.21/302,911.56 - Step 6: Final answer
x = 267,326.39
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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.