Finding the Fourth Proportional to 684,736.74, 1,027,348.20 and 305,622.96
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Solution
The fourth proportional to 684,736.74, 1,027,348.20 and 305,622.96 is: 458,542.94
Step by Step Solution
- Step 1: Write the proportion equation
684,736.74 : 1,027,348.20 = 305,622.96 : x - Step 2: Convert to fraction form
684,736.74/1,027,348.20 = 305,622.96/x - Step 3: Cross multiply
684,736.74x = 1,027,348.20 × 305,622.96 - Step 4: Simplify right side
684,736.74x = 313,981,197,834.67 - Step 5: Solve for x
x = 313,981,197,834.67/684,736.74 - Step 6: Final answer
x = 458,542.94
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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.