Finding the Fourth Proportional to 276,760.08, 414,198.90 and 176,988.60
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Solution
The fourth proportional to 276,760.08, 414,198.90 and 176,988.60 is: 264,880.99
Step by Step Solution
- Step 1: Write the proportion equation
276,760.08 : 414,198.90 = 176,988.60 : x - Step 2: Convert to fraction form
276,760.08/414,198.90 = 176,988.60/x - Step 3: Cross multiply
276,760.08x = 414,198.90 × 176,988.60 - Step 4: Simplify right side
276,760.08x = 73,308,483,432.54 - Step 5: Solve for x
x = 73,308,483,432.54/276,760.08 - Step 6: Final answer
x = 264,880.99
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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.