Finding the Fourth Proportional to 762,949.44, 1,144,373.12 and 313,553.92
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Solution
The fourth proportional to 762,949.44, 1,144,373.12 and 313,553.92 is: 470,309.90
Step by Step Solution
- Step 1: Write the proportion equation
762,949.44 : 1,144,373.12 = 313,553.92 : x - Step 2: Convert to fraction form
762,949.44/1,144,373.12 = 313,553.92/x - Step 3: Cross multiply
762,949.44x = 1,144,373.12 × 313,553.92 - Step 4: Simplify right side
762,949.44x = 358,822,677,718.63 - Step 5: Solve for x
x = 358,822,677,718.63/762,949.44 - Step 6: Final answer
x = 470,309.90
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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.