Finding the Fourth Proportional to 699,197.67, 964,966.87 and 427,424.65
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Solution
The fourth proportional to 699,197.67, 964,966.87 and 427,424.65 is: 589,891.30
Step by Step Solution
- Step 1: Write the proportion equation
699,197.67 : 964,966.87 = 427,424.65 : x - Step 2: Convert to fraction form
699,197.67/964,966.87 = 427,424.65/x - Step 3: Cross multiply
699,197.67x = 964,966.87 × 427,424.65 - Step 4: Simplify right side
699,197.67x = 412,450,624,793.21 - Step 5: Solve for x
x = 412,450,624,793.21/699,197.67 - Step 6: Final answer
x = 589,891.30
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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.