Finding the Fourth Proportional to 483,921.27, 667,828.49 and 266,146.79
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Solution
The fourth proportional to 483,921.27, 667,828.49 and 266,146.79 is: 367,291.99
Step by Step Solution
- Step 1: Write the proportion equation
483,921.27 : 667,828.49 = 266,146.79 : x - Step 2: Convert to fraction form
483,921.27/667,828.49 = 266,146.79/x - Step 3: Cross multiply
483,921.27x = 667,828.49 × 266,146.79 - Step 4: Simplify right side
483,921.27x = 177,740,404,214.17 - Step 5: Solve for x
x = 177,740,404,214.17/483,921.27 - Step 6: Final answer
x = 367,291.99
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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.