Finding the Fourth Proportional to 646,481.08, 969,874.26 and 203,249.08
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Solution
The fourth proportional to 646,481.08, 969,874.26 and 203,249.08 is: 304,921.61
Step by Step Solution
- Step 1: Write the proportion equation
646,481.08 : 969,874.26 = 203,249.08 : x - Step 2: Convert to fraction form
646,481.08/969,874.26 = 203,249.08/x - Step 3: Cross multiply
646,481.08x = 969,874.26 × 203,249.08 - Step 4: Simplify right side
646,481.08x = 197,126,051,060.68 - Step 5: Solve for x
x = 197,126,051,060.68/646,481.08 - Step 6: Final answer
x = 304,921.61
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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.