Finding the Fourth Proportional to 409,286.76, 614,245.36 and 329,519.88
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Solution
The fourth proportional to 409,286.76, 614,245.36 and 329,519.88 is: 494,533.61
Step by Step Solution
- Step 1: Write the proportion equation
409,286.76 : 614,245.36 = 329,519.88 : x - Step 2: Convert to fraction form
409,286.76/614,245.36 = 329,519.88/x - Step 3: Cross multiply
409,286.76x = 614,245.36 × 329,519.88 - Step 4: Simplify right side
409,286.76x = 202,406,057,317.76 - Step 5: Solve for x
x = 202,406,057,317.76/409,286.76 - Step 6: Final answer
x = 494,533.61
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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.