Finding the Fourth Proportional to 477,391.24, 716,086.86 and 227,315.08
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Solution
The fourth proportional to 477,391.24, 716,086.86 and 227,315.08 is: 340,972.62
Step by Step Solution
- Step 1: Write the proportion equation
477,391.24 : 716,086.86 = 227,315.08 : x - Step 2: Convert to fraction form
477,391.24/716,086.86 = 227,315.08/x - Step 3: Cross multiply
477,391.24x = 716,086.86 × 227,315.08 - Step 4: Simplify right side
477,391.24x = 162,777,341,867.85 - Step 5: Solve for x
x = 162,777,341,867.85/477,391.24 - Step 6: Final answer
x = 340,972.62
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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.