Finding the Fourth Proportional to 327,805.84, 491,325.09 and 125,269.32
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Solution
The fourth proportional to 327,805.84, 491,325.09 and 125,269.32 is: 187,757.37
Step by Step Solution
- Step 1: Write the proportion equation
327,805.84 : 491,325.09 = 125,269.32 : x - Step 2: Convert to fraction form
327,805.84/491,325.09 = 125,269.32/x - Step 3: Cross multiply
327,805.84x = 491,325.09 × 125,269.32 - Step 4: Simplify right side
327,805.84x = 61,547,959,923.24 - Step 5: Solve for x
x = 61,547,959,923.24/327,805.84 - Step 6: Final answer
x = 187,757.37
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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.