Finding the Fourth Proportional to 297,643.62, 410,747.88 and 161,677.67
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Solution
The fourth proportional to 297,643.62, 410,747.88 and 161,677.67 is: 223,115.02
Step by Step Solution
- Step 1: Write the proportion equation
297,643.62 : 410,747.88 = 161,677.67 : x - Step 2: Convert to fraction form
297,643.62/410,747.88 = 161,677.67/x - Step 3: Cross multiply
297,643.62x = 410,747.88 × 161,677.67 - Step 4: Simplify right side
297,643.62x = 66,408,761,222.71 - Step 5: Solve for x
x = 66,408,761,222.71/297,643.62 - Step 6: Final answer
x = 223,115.02
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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.