Finding the Fourth Proportional to 565,838.05, 782,912.67 and 493,392.01
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Solution
The fourth proportional to 565,838.05, 782,912.67 and 493,392.01 is: 682,673.87
Step by Step Solution
- Step 1: Write the proportion equation
565,838.05 : 782,912.67 = 493,392.01 : x - Step 2: Convert to fraction form
565,838.05/782,912.67 = 493,392.01/x - Step 3: Cross multiply
565,838.05x = 782,912.67 × 493,392.01 - Step 4: Simplify right side
565,838.05x = 386,282,849,524.24 - Step 5: Solve for x
x = 386,282,849,524.24/565,838.05 - Step 6: Final answer
x = 682,673.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.