Finding the Fourth Proportional to 481,353.52, 664,273.08 and 266,497.12
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Solution
The fourth proportional to 481,353.52, 664,273.08 and 266,497.12 is: 367,768.92
Step by Step Solution
- Step 1: Write the proportion equation
481,353.52 : 664,273.08 = 266,497.12 : x - Step 2: Convert to fraction form
481,353.52/664,273.08 = 266,497.12/x - Step 3: Cross multiply
481,353.52x = 664,273.08 × 266,497.12 - Step 4: Simplify right side
481,353.52x = 177,026,862,713.53 - Step 5: Solve for x
x = 177,026,862,713.53/481,353.52 - Step 6: Final answer
x = 367,768.92
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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.