Finding the Fourth Proportional to 322,590.75, 445,175.24 and 181,278.75
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Solution
The fourth proportional to 322,590.75, 445,175.24 and 181,278.75 is: 250,164.68
Step by Step Solution
- Step 1: Write the proportion equation
322,590.75 : 445,175.24 = 181,278.75 : x - Step 2: Convert to fraction form
322,590.75/445,175.24 = 181,278.75/x - Step 3: Cross multiply
322,590.75x = 445,175.24 × 181,278.75 - Step 4: Simplify right side
322,590.75x = 80,700,810,131.76 - Step 5: Solve for x
x = 80,700,810,131.76/322,590.75 - Step 6: Final answer
x = 250,164.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.