Finding the Fourth Proportional to 351,474.42, 527,102.61 and 126,805.65
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Solution
The fourth proportional to 351,474.42, 527,102.61 and 126,805.65 is: 190,169.14
Step by Step Solution
- Step 1: Write the proportion equation
351,474.42 : 527,102.61 = 126,805.65 : x - Step 2: Convert to fraction form
351,474.42/527,102.61 = 126,805.65/x - Step 3: Cross multiply
351,474.42x = 527,102.61 × 126,805.65 - Step 4: Simplify right side
351,474.42x = 66,839,589,077.75 - Step 5: Solve for x
x = 66,839,589,077.75/351,474.42 - Step 6: Final answer
x = 190,169.14
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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.