Finding the Fourth Proportional to 481,197.20, 664,218.14 and 277,329.56
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Solution
The fourth proportional to 481,197.20, 664,218.14 and 277,329.56 is: 382,810.46
Step by Step Solution
- Step 1: Write the proportion equation
481,197.20 : 664,218.14 = 277,329.56 : x - Step 2: Convert to fraction form
481,197.20/664,218.14 = 277,329.56/x - Step 3: Cross multiply
481,197.20x = 664,218.14 × 277,329.56 - Step 4: Simplify right side
481,197.20x = 184,207,319,802.48 - Step 5: Solve for x
x = 184,207,319,802.48/481,197.20 - Step 6: Final answer
x = 382,810.46
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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.