Finding the Fourth Proportional to 396,764.62, 547,401.99 and 224,659.06
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Solution
The fourth proportional to 396,764.62, 547,401.99 and 224,659.06 is: 309,954.09
Step by Step Solution
- Step 1: Write the proportion equation
396,764.62 : 547,401.99 = 224,659.06 : x - Step 2: Convert to fraction form
396,764.62/547,401.99 = 224,659.06/x - Step 3: Cross multiply
396,764.62x = 547,401.99 × 224,659.06 - Step 4: Simplify right side
396,764.62x = 122,978,816,515.53 - Step 5: Solve for x
x = 122,978,816,515.53/396,764.62 - Step 6: Final answer
x = 309,954.09
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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.