Finding the Fourth Proportional to 330,134.08, 494,873.06 and 196,814.56
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Solution
The fourth proportional to 330,134.08, 494,873.06 and 196,814.56 is: 295,026.26
Step by Step Solution
- Step 1: Write the proportion equation
330,134.08 : 494,873.06 = 196,814.56 : x - Step 2: Convert to fraction form
330,134.08/494,873.06 = 196,814.56/x - Step 3: Cross multiply
330,134.08x = 494,873.06 × 196,814.56 - Step 4: Simplify right side
330,134.08x = 97,398,223,559.75 - Step 5: Solve for x
x = 97,398,223,559.75/330,134.08 - Step 6: Final answer
x = 295,026.26
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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.