Finding the Fourth Proportional to 453,101.44, 679,733.88 and 186,713.68
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Solution
The fourth proportional to 453,101.44, 679,733.88 and 186,713.68 is: 280,104.20
Step by Step Solution
- Step 1: Write the proportion equation
453,101.44 : 679,733.88 = 186,713.68 : x - Step 2: Convert to fraction form
453,101.44/679,733.88 = 186,713.68/x - Step 3: Cross multiply
453,101.44x = 679,733.88 × 186,713.68 - Step 4: Simplify right side
453,101.44x = 126,915,614,155.48 - Step 5: Solve for x
x = 126,915,614,155.48/453,101.44 - Step 6: Final answer
x = 280,104.20
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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.