Finding the Fourth Proportional to 619,921.80, 929,107.80 and 264,520.80
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Solution
The fourth proportional to 619,921.80, 929,107.80 and 264,520.80 is: 396,450.55
Step by Step Solution
- Step 1: Write the proportion equation
619,921.80 : 929,107.80 = 264,520.80 : x - Step 2: Convert to fraction form
619,921.80/929,107.80 = 264,520.80/x - Step 3: Cross multiply
619,921.80x = 929,107.80 × 264,520.80 - Step 4: Simplify right side
619,921.80x = 245,768,338,542.24 - Step 5: Solve for x
x = 245,768,338,542.24/619,921.80 - Step 6: Final answer
x = 396,450.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.