Finding the Fourth Proportional to 945,450.42, 1,418,187.97 and 314,364.23
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Solution
The fourth proportional to 945,450.42, 1,418,187.97 and 314,364.23 is: 471,550.45
Step by Step Solution
- Step 1: Write the proportion equation
945,450.42 : 1,418,187.97 = 314,364.23 : x - Step 2: Convert to fraction form
945,450.42/1,418,187.97 = 314,364.23/x - Step 3: Cross multiply
945,450.42x = 1,418,187.97 × 314,364.23 - Step 4: Simplify right side
945,450.42x = 445,827,569,184.31 - Step 5: Solve for x
x = 445,827,569,184.31/945,450.42 - Step 6: Final answer
x = 471,550.45
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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.