Finding the Fourth Proportional to 768,124.62, 1,060,201.71 and 466,571.34
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Solution
The fourth proportional to 768,124.62, 1,060,201.71 and 466,571.34 is: 643,983.70
Step by Step Solution
- Step 1: Write the proportion equation
768,124.62 : 1,060,201.71 = 466,571.34 : x - Step 2: Convert to fraction form
768,124.62/1,060,201.71 = 466,571.34/x - Step 3: Cross multiply
768,124.62x = 1,060,201.71 × 466,571.34 - Step 4: Simplify right side
768,124.62x = 494,659,732,504.99 - Step 5: Solve for x
x = 494,659,732,504.99/768,124.62 - Step 6: Final answer
x = 643,983.70
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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.