Finding the Fourth Proportional to 320,096.14, 441,720.76 and 176,853.12
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Solution
The fourth proportional to 320,096.14, 441,720.76 and 176,853.12 is: 244,050.72
Step by Step Solution
- Step 1: Write the proportion equation
320,096.14 : 441,720.76 = 176,853.12 : x - Step 2: Convert to fraction form
320,096.14/441,720.76 = 176,853.12/x - Step 3: Cross multiply
320,096.14x = 441,720.76 × 176,853.12 - Step 4: Simplify right side
320,096.14x = 78,119,694,574.77 - Step 5: Solve for x
x = 78,119,694,574.77/320,096.14 - Step 6: Final answer
x = 244,050.72
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1.5x scale
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.