Finding the Fourth Proportional to 290,596.94, 401,202.70 and 230,410.70
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Solution
The fourth proportional to 290,596.94, 401,202.70 and 230,410.70 is: 318,108.63
Step by Step Solution
- Step 1: Write the proportion equation
290,596.94 : 401,202.70 = 230,410.70 : x - Step 2: Convert to fraction form
290,596.94/401,202.70 = 230,410.70/x - Step 3: Cross multiply
290,596.94x = 401,202.70 × 230,410.70 - Step 4: Simplify right side
290,596.94x = 92,441,394,948.89 - Step 5: Solve for x
x = 92,441,394,948.89/290,596.94 - Step 6: Final answer
x = 318,108.63
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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.