Finding the Fourth Proportional to 467,760.19, 645,609.21 and 295,568.84
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Solution
The fourth proportional to 467,760.19, 645,609.21 and 295,568.84 is: 407,948.28
Step by Step Solution
- Step 1: Write the proportion equation
467,760.19 : 645,609.21 = 295,568.84 : x - Step 2: Convert to fraction form
467,760.19/645,609.21 = 295,568.84/x - Step 3: Cross multiply
467,760.19x = 645,609.21 × 295,568.84 - Step 4: Simplify right side
467,760.19x = 190,821,965,293.02 - Step 5: Solve for x
x = 190,821,965,293.02/467,760.19 - Step 6: Final answer
x = 407,948.28
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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.