Finding the Fourth Proportional to 417,399.67, 626,197.79 and 332,332.26
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Solution
The fourth proportional to 417,399.67, 626,197.79 and 332,332.26 is: 498,576.64
Step by Step Solution
- Step 1: Write the proportion equation
417,399.67 : 626,197.79 = 332,332.26 : x - Step 2: Convert to fraction form
417,399.67/626,197.79 = 332,332.26/x - Step 3: Cross multiply
417,399.67x = 626,197.79 × 332,332.26 - Step 4: Simplify right side
417,399.67x = 208,105,726,757.71 - Step 5: Solve for x
x = 208,105,726,757.71/417,399.67 - Step 6: Final answer
x = 498,576.64
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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.