Finding the Fourth Proportional to 464,102.32, 640,448.76 and 273,126.96
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Solution
The fourth proportional to 464,102.32, 640,448.76 and 273,126.96 is: 376,907.88
Step by Step Solution
- Step 1: Write the proportion equation
464,102.32 : 640,448.76 = 273,126.96 : x - Step 2: Convert to fraction form
464,102.32/640,448.76 = 273,126.96/x - Step 3: Cross multiply
464,102.32x = 640,448.76 × 273,126.96 - Step 4: Simplify right side
464,102.32x = 174,923,822,854.57 - Step 5: Solve for x
x = 174,923,822,854.57/464,102.32 - Step 6: Final answer
x = 376,907.88
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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.