Finding the Fourth Proportional to 204,846.80, 306,751.80 and 163,374.80
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Solution
The fourth proportional to 204,846.80, 306,751.80 and 163,374.80 is: 244,648.75
Step by Step Solution
- Step 1: Write the proportion equation
204,846.80 : 306,751.80 = 163,374.80 : x - Step 2: Convert to fraction form
204,846.80/306,751.80 = 163,374.80/x - Step 3: Cross multiply
204,846.80x = 306,751.80 × 163,374.80 - Step 4: Simplify right side
204,846.80x = 50,115,513,974.64 - Step 5: Solve for x
x = 50,115,513,974.64/204,846.80 - Step 6: Final answer
x = 244,648.75
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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.