Finding the Fourth Proportional to 844,022.20, 1,266,035.36 and 212,936.02
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Solution
The fourth proportional to 844,022.20, 1,266,035.36 and 212,936.02 is: 319,404.55
Step by Step Solution
- Step 1: Write the proportion equation
844,022.20 : 1,266,035.36 = 212,936.02 : x - Step 2: Convert to fraction form
844,022.20/1,266,035.36 = 212,936.02/x - Step 3: Cross multiply
844,022.20x = 1,266,035.36 × 212,936.02 - Step 4: Simplify right side
844,022.20x = 269,584,530,737.67 - Step 5: Solve for x
x = 269,584,530,737.67/844,022.20 - Step 6: Final answer
x = 319,404.55
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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.