Finding the Fourth Proportional to 239,693.99, 330,653.14 and 194,423.09
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Solution
The fourth proportional to 239,693.99, 330,653.14 and 194,423.09 is: 268,202.82
Step by Step Solution
- Step 1: Write the proportion equation
239,693.99 : 330,653.14 = 194,423.09 : x - Step 2: Convert to fraction form
239,693.99/330,653.14 = 194,423.09/x - Step 3: Cross multiply
239,693.99x = 330,653.14 × 194,423.09 - Step 4: Simplify right side
239,693.99x = 64,286,603,057.68 - Step 5: Solve for x
x = 64,286,603,057.68/239,693.99 - Step 6: Final answer
x = 268,202.82
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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.