Finding the Fourth Proportional to 508,454.32, 762,882.36 and 192,994.96
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Solution
The fourth proportional to 508,454.32, 762,882.36 and 192,994.96 is: 289,568.69
Step by Step Solution
- Step 1: Write the proportion equation
508,454.32 : 762,882.36 = 192,994.96 : x - Step 2: Convert to fraction form
508,454.32/762,882.36 = 192,994.96/x - Step 3: Cross multiply
508,454.32x = 762,882.36 × 192,994.96 - Step 4: Simplify right side
508,454.32x = 147,232,450,552.91 - Step 5: Solve for x
x = 147,232,450,552.91/508,454.32 - Step 6: Final answer
x = 289,568.69
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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.