Finding the Fourth Proportional to 992,241.62, 1,486,650.62 and 543,285.62
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Solution
The fourth proportional to 992,241.62, 1,486,650.62 and 543,285.62 is: 813,991.16
Step by Step Solution
- Step 1: Write the proportion equation
992,241.62 : 1,486,650.62 = 543,285.62 : x - Step 2: Convert to fraction form
992,241.62/1,486,650.62 = 543,285.62/x - Step 3: Cross multiply
992,241.62x = 1,486,650.62 × 543,285.62 - Step 4: Simplify right side
992,241.62x = 807,675,903,810.09 - Step 5: Solve for x
x = 807,675,903,810.09/992,241.62 - Step 6: Final answer
x = 813,991.16
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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.