Finding the Fourth Proportional to 327,572.55, 491,372.79 and 114,361.92
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Solution
The fourth proportional to 327,572.55, 491,372.79 and 114,361.92 is: 171,547.75
Step by Step Solution
- Step 1: Write the proportion equation
327,572.55 : 491,372.79 = 114,361.92 : x - Step 2: Convert to fraction form
327,572.55/491,372.79 = 114,361.92/x - Step 3: Cross multiply
327,572.55x = 491,372.79 × 114,361.92 - Step 4: Simplify right side
327,572.55x = 56,194,333,243.29 - Step 5: Solve for x
x = 56,194,333,243.29/327,572.55 - Step 6: Final answer
x = 171,547.75
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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.