Finding the Fourth Proportional to 512,170.08, 767,874.66 and 245,676.84
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Solution
The fourth proportional to 512,170.08, 767,874.66 and 245,676.84 is: 368,332.76
Step by Step Solution
- Step 1: Write the proportion equation
512,170.08 : 767,874.66 = 245,676.84 : x - Step 2: Convert to fraction form
512,170.08/767,874.66 = 245,676.84/x - Step 3: Cross multiply
512,170.08x = 767,874.66 × 245,676.84 - Step 4: Simplify right side
512,170.08x = 188,649,019,984.87 - Step 5: Solve for x
x = 188,649,019,984.87/512,170.08 - Step 6: Final answer
x = 368,332.76
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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.