Finding the Fourth Proportional to 768,119.37, 1,060,194.47 and 466,566.09
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Solution
The fourth proportional to 768,119.37, 1,060,194.47 and 466,566.09 is: 643,976.45
Step by Step Solution
- Step 1: Write the proportion equation
768,119.37 : 1,060,194.47 = 466,566.09 : x - Step 2: Convert to fraction form
768,119.37/1,060,194.47 = 466,566.09/x - Step 3: Cross multiply
768,119.37x = 1,060,194.47 × 466,566.09 - Step 4: Simplify right side
768,119.37x = 494,650,786,174.69 - Step 5: Solve for x
x = 494,650,786,174.69/768,119.37 - Step 6: Final answer
x = 643,976.45
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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.