Finding the Fourth Proportional to 324,863.53, 487,378.33 and 125,130.29
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Solution
The fourth proportional to 324,863.53, 487,378.33 and 125,130.29 is: 187,727.41
Step by Step Solution
- Step 1: Write the proportion equation
324,863.53 : 487,378.33 = 125,130.29 : x - Step 2: Convert to fraction form
324,863.53/487,378.33 = 125,130.29/x - Step 3: Cross multiply
324,863.53x = 487,378.33 × 125,130.29 - Step 4: Simplify right side
324,863.53x = 60,985,789,022.90 - Step 5: Solve for x
x = 60,985,789,022.90/324,863.53 - Step 6: Final answer
x = 187,727.41
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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.