Finding the Fourth Proportional to 667,828.99, 1,001,789.79 and 268,469.92
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Solution
The fourth proportional to 667,828.99, 1,001,789.79 and 268,469.92 is: 402,723.49
Step by Step Solution
- Step 1: Write the proportion equation
667,828.99 : 1,001,789.79 = 268,469.92 : x - Step 2: Convert to fraction form
667,828.99/1,001,789.79 = 268,469.92/x - Step 3: Cross multiply
667,828.99x = 1,001,789.79 × 268,469.92 - Step 4: Simplify right side
667,828.99x = 268,950,424,778.12 - Step 5: Solve for x
x = 268,950,424,778.12/667,828.99 - Step 6: Final answer
x = 402,723.49
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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.