Finding the Fourth Proportional to 738,343.24, 1,107,550.04 and 358,811.80
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Solution
The fourth proportional to 738,343.24, 1,107,550.04 and 358,811.80 is: 538,234.79
Step by Step Solution
- Step 1: Write the proportion equation
738,343.24 : 1,107,550.04 = 358,811.80 : x - Step 2: Convert to fraction form
738,343.24/1,107,550.04 = 358,811.80/x - Step 3: Cross multiply
738,343.24x = 1,107,550.04 × 358,811.80 - Step 4: Simplify right side
738,343.24x = 397,402,018,879.54 - Step 5: Solve for x
x = 397,402,018,879.54/738,343.24 - Step 6: Final answer
x = 538,234.79
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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.