Finding the Fourth Proportional to 522,289.26, 720,758.79 and 295,934.76
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Solution
The fourth proportional to 522,289.26, 720,758.79 and 295,934.76 is: 408,389.75
Step by Step Solution
- Step 1: Write the proportion equation
522,289.26 : 720,758.79 = 295,934.76 : x - Step 2: Convert to fraction form
522,289.26/720,758.79 = 295,934.76/x - Step 3: Cross multiply
522,289.26x = 720,758.79 × 295,934.76 - Step 4: Simplify right side
522,289.26x = 213,297,579,536.54 - Step 5: Solve for x
x = 213,297,579,536.54/522,289.26 - Step 6: Final answer
x = 408,389.75
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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.