Finding the Fourth Proportional to 531,769.12, 733,850.12 and 290,051.68
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Solution
The fourth proportional to 531,769.12, 733,850.12 and 290,051.68 is: 400,276.08
Step by Step Solution
- Step 1: Write the proportion equation
531,769.12 : 733,850.12 = 290,051.68 : x - Step 2: Convert to fraction form
531,769.12/733,850.12 = 290,051.68/x - Step 3: Cross multiply
531,769.12x = 733,850.12 × 290,051.68 - Step 4: Simplify right side
531,769.12x = 212,854,460,174.20 - Step 5: Solve for x
x = 212,854,460,174.20/531,769.12 - Step 6: Final answer
x = 400,276.08
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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.