Finding the Fourth Proportional to 342,198.84, 513,325.67 and 102,295.20
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Solution
The fourth proportional to 342,198.84, 513,325.67 and 102,295.20 is: 153,450.99
Step by Step Solution
- Step 1: Write the proportion equation
342,198.84 : 513,325.67 = 102,295.20 : x - Step 2: Convert to fraction form
342,198.84/513,325.67 = 102,295.20/x - Step 3: Cross multiply
342,198.84x = 513,325.67 × 102,295.20 - Step 4: Simplify right side
342,198.84x = 52,510,751,566.31 - Step 5: Solve for x
x = 52,510,751,566.31/342,198.84 - Step 6: Final answer
x = 153,450.99
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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.