Finding the Fourth Proportional to 424,949.96, 637,276.41 and 125,351.01
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Solution
The fourth proportional to 424,949.96, 637,276.41 and 125,351.01 is: 187,982.70
Step by Step Solution
- Step 1: Write the proportion equation
424,949.96 : 637,276.41 = 125,351.01 : x - Step 2: Convert to fraction form
424,949.96/637,276.41 = 125,351.01/x - Step 3: Cross multiply
424,949.96x = 637,276.41 × 125,351.01 - Step 4: Simplify right side
424,949.96x = 79,883,241,642.67 - Step 5: Solve for x
x = 79,883,241,642.67/424,949.96 - Step 6: Final answer
x = 187,982.70
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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.