Finding the Fourth Proportional to 383,762.24, 575,776.11 and 131,220.48
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Solution
The fourth proportional to 383,762.24, 575,776.11 and 131,220.48 is: 196,876.12
Step by Step Solution
- Step 1: Write the proportion equation
383,762.24 : 575,776.11 = 131,220.48 : x - Step 2: Convert to fraction form
383,762.24/575,776.11 = 131,220.48/x - Step 3: Cross multiply
383,762.24x = 575,776.11 × 131,220.48 - Step 4: Simplify right side
383,762.24x = 75,553,620,177.97 - Step 5: Solve for x
x = 75,553,620,177.97/383,762.24 - Step 6: Final answer
x = 196,876.12
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1.5x scale
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.