Finding the Fourth Proportional to 481,440.88, 664,379.76 and 266,580.28
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Solution
The fourth proportional to 481,440.88, 664,379.76 and 266,580.28 is: 367,875.99
Step by Step Solution
- Step 1: Write the proportion equation
481,440.88 : 664,379.76 = 266,580.28 : x - Step 2: Convert to fraction form
481,440.88/664,379.76 = 266,580.28/x - Step 3: Cross multiply
481,440.88x = 664,379.76 × 266,580.28 - Step 4: Simplify right side
481,440.88x = 177,110,542,447.13 - Step 5: Solve for x
x = 177,110,542,447.13/481,440.88 - Step 6: Final answer
x = 367,875.99
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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.