Finding the Fourth Proportional to 297,479.70, 446,396.85 and 107,954.88
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Solution
The fourth proportional to 297,479.70, 446,396.85 and 107,954.88 is: 161,996.66
Step by Step Solution
- Step 1: Write the proportion equation
297,479.70 : 446,396.85 = 107,954.88 : x - Step 2: Convert to fraction form
297,479.70/446,396.85 = 107,954.88/x - Step 3: Cross multiply
297,479.70x = 446,396.85 × 107,954.88 - Step 4: Simplify right side
297,479.70x = 48,190,718,374.13 - Step 5: Solve for x
x = 48,190,718,374.13/297,479.70 - Step 6: Final answer
x = 161,996.66
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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.