Finding the Fourth Proportional to 424,815.24, 637,332.21 and 125,283.72
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Solution
The fourth proportional to 424,815.24, 637,332.21 and 125,283.72 is: 187,957.83
Step by Step Solution
- Step 1: Write the proportion equation
424,815.24 : 637,332.21 = 125,283.72 : x - Step 2: Convert to fraction form
424,815.24/637,332.21 = 125,283.72/x - Step 3: Cross multiply
424,815.24x = 637,332.21 × 125,283.72 - Step 4: Simplify right side
424,815.24x = 79,847,350,144.62 - Step 5: Solve for x
x = 79,847,350,144.62/424,815.24 - Step 6: Final answer
x = 187,957.83
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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.