Finding the Fourth Proportional to 464,358.24, 640,821.15 and 270,760.68
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Solution
The fourth proportional to 464,358.24, 640,821.15 and 270,760.68 is: 373,653.69
Step by Step Solution
- Step 1: Write the proportion equation
464,358.24 : 640,821.15 = 270,760.68 : x - Step 2: Convert to fraction form
464,358.24/640,821.15 = 270,760.68/x - Step 3: Cross multiply
464,358.24x = 640,821.15 × 270,760.68 - Step 4: Simplify right side
464,358.24x = 173,509,170,332.38 - Step 5: Solve for x
x = 173,509,170,332.38/464,358.24 - Step 6: Final answer
x = 373,653.69
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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.