Finding the Fourth Proportional to 616,584.56, 850,112.42 and 471,568.23
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Solution
The fourth proportional to 616,584.56, 850,112.42 and 471,568.23 is: 650,171.99
Step by Step Solution
- Step 1: Write the proportion equation
616,584.56 : 850,112.42 = 471,568.23 : x - Step 2: Convert to fraction form
616,584.56/850,112.42 = 471,568.23/x - Step 3: Cross multiply
616,584.56x = 850,112.42 × 471,568.23 - Step 4: Simplify right side
616,584.56x = 400,886,006,842.58 - Step 5: Solve for x
x = 400,886,006,842.58/616,584.56 - Step 6: Final answer
x = 650,171.99
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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.