Finding the Fourth Proportional to 341,671.75, 512,507.76 and 92,353.75
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Solution
The fourth proportional to 341,671.75, 512,507.76 and 92,353.75 is: 138,530.66
Step by Step Solution
- Step 1: Write the proportion equation
341,671.75 : 512,507.76 = 92,353.75 : x - Step 2: Convert to fraction form
341,671.75/512,507.76 = 92,353.75/x - Step 3: Cross multiply
341,671.75x = 512,507.76 × 92,353.75 - Step 4: Simplify right side
341,671.75x = 47,332,013,540.10 - Step 5: Solve for x
x = 47,332,013,540.10/341,671.75 - Step 6: Final answer
x = 138,530.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.