Finding the Fourth Proportional to 413,251.10, 619,635.78 and 160,235.99
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Solution
The fourth proportional to 413,251.10, 619,635.78 and 160,235.99 is: 240,260.59
Step by Step Solution
- Step 1: Write the proportion equation
413,251.10 : 619,635.78 = 160,235.99 : x - Step 2: Convert to fraction form
413,251.10/619,635.78 = 160,235.99/x - Step 3: Cross multiply
413,251.10x = 619,635.78 × 160,235.99 - Step 4: Simplify right side
413,251.10x = 99,287,952,647.72 - Step 5: Solve for x
x = 99,287,952,647.72/413,251.10 - Step 6: Final answer
x = 240,260.59
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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.