Finding the Fourth Proportional to 369,674.75, 554,516.53 and 129,794.67
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Solution
The fourth proportional to 369,674.75, 554,516.53 and 129,794.67 is: 194,693.55
Step by Step Solution
- Step 1: Write the proportion equation
369,674.75 : 554,516.53 = 129,794.67 : x - Step 2: Convert to fraction form
369,674.75/554,516.53 = 129,794.67/x - Step 3: Cross multiply
369,674.75x = 554,516.53 × 129,794.67 - Step 4: Simplify right side
369,674.75x = 71,973,289,696.41 - Step 5: Solve for x
x = 71,973,289,696.41/369,674.75 - Step 6: Final answer
x = 194,693.55
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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.