Finding the Fourth Proportional to 397,003.08, 595,169.84 and 172,194.20
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Solution
The fourth proportional to 397,003.08, 595,169.84 and 172,194.20 is: 258,146.09
Step by Step Solution
- Step 1: Write the proportion equation
397,003.08 : 595,169.84 = 172,194.20 : x - Step 2: Convert to fraction form
397,003.08/595,169.84 = 172,194.20/x - Step 3: Cross multiply
397,003.08x = 595,169.84 × 172,194.20 - Step 4: Simplify right side
397,003.08x = 102,484,793,392.12 - Step 5: Solve for x
x = 102,484,793,392.12/397,003.08 - Step 6: Final answer
x = 258,146.09
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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.