Finding the Fourth Proportional to 427,660.24, 590,189.67 and 236,673.70
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Solution
The fourth proportional to 427,660.24, 590,189.67 and 236,673.70 is: 326,619.97
Step by Step Solution
- Step 1: Write the proportion equation
427,660.24 : 590,189.67 = 236,673.70 : x - Step 2: Convert to fraction form
427,660.24/590,189.67 = 236,673.70/x - Step 3: Cross multiply
427,660.24x = 590,189.67 × 236,673.70 - Step 4: Simplify right side
427,660.24x = 139,682,372,900.68 - Step 5: Solve for x
x = 139,682,372,900.68/427,660.24 - Step 6: Final answer
x = 326,619.97
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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.