Finding the Fourth Proportional to 928,910.08, 1,281,880.50 and 541,950.49
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Solution
The fourth proportional to 928,910.08, 1,281,880.50 and 541,950.49 is: 747,882.69
Step by Step Solution
- Step 1: Write the proportion equation
928,910.08 : 1,281,880.50 = 541,950.49 : x - Step 2: Convert to fraction form
928,910.08/1,281,880.50 = 541,950.49/x - Step 3: Cross multiply
928,910.08x = 1,281,880.50 × 541,950.49 - Step 4: Simplify right side
928,910.08x = 694,715,765,096.45 - Step 5: Solve for x
x = 694,715,765,096.45/928,910.08 - Step 6: Final answer
x = 747,882.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.