Finding the Fourth Proportional to 424,982.28, 637,237.50 and 197,028.84
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Solution
The fourth proportional to 424,982.28, 637,237.50 and 197,028.84 is: 295,433.88
Step by Step Solution
- Step 1: Write the proportion equation
424,982.28 : 637,237.50 = 197,028.84 : x - Step 2: Convert to fraction form
424,982.28/637,237.50 = 197,028.84/x - Step 3: Cross multiply
424,982.28x = 637,237.50 × 197,028.84 - Step 4: Simplify right side
424,982.28x = 125,554,165,429.50 - Step 5: Solve for x
x = 125,554,165,429.50/424,982.28 - Step 6: Final answer
x = 295,433.88
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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.