Finding the Fourth Proportional to 326,036.59, 489,195.68 and 176,382.31
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Solution
The fourth proportional to 326,036.59, 489,195.68 and 176,382.31 is: 264,649.63
Step by Step Solution
- Step 1: Write the proportion equation
326,036.59 : 489,195.68 = 176,382.31 : x - Step 2: Convert to fraction form
326,036.59/489,195.68 = 176,382.31/x - Step 3: Cross multiply
326,036.59x = 489,195.68 × 176,382.31 - Step 4: Simplify right side
326,036.59x = 86,285,463,388.84 - Step 5: Solve for x
x = 86,285,463,388.84/326,036.59 - Step 6: Final answer
x = 264,649.63
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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.