Finding the Fourth Proportional to 327,400.68, 491,326.52 and 114,170.21
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Solution
The fourth proportional to 327,400.68, 491,326.52 and 114,170.21 is: 171,333.95
Step by Step Solution
- Step 1: Write the proportion equation
327,400.68 : 491,326.52 = 114,170.21 : x - Step 2: Convert to fraction form
327,400.68/491,326.52 = 114,170.21/x - Step 3: Cross multiply
327,400.68x = 491,326.52 × 114,170.21 - Step 4: Simplify right side
327,400.68x = 56,094,850,781.96 - Step 5: Solve for x
x = 56,094,850,781.96/327,400.68 - Step 6: Final answer
x = 171,333.95
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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.