Finding the Fourth Proportional to 406,584.42, 609,770.34 and 122,198.94
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Solution
The fourth proportional to 406,584.42, 609,770.34 and 122,198.94 is: 183,266.46
Step by Step Solution
- Step 1: Write the proportion equation
406,584.42 : 609,770.34 = 122,198.94 : x - Step 2: Convert to fraction form
406,584.42/609,770.34 = 122,198.94/x - Step 3: Cross multiply
406,584.42x = 609,770.34 × 122,198.94 - Step 4: Simplify right side
406,584.42x = 74,513,289,191.44 - Step 5: Solve for x
x = 74,513,289,191.44/406,584.42 - Step 6: Final answer
x = 183,266.46
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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.