Finding the Fourth Proportional to 789,896.62, 1,090,054.02 and 427,319.62
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Solution
The fourth proportional to 789,896.62, 1,090,054.02 and 427,319.62 is: 589,699.28
Step by Step Solution
- Step 1: Write the proportion equation
789,896.62 : 1,090,054.02 = 427,319.62 : x - Step 2: Convert to fraction form
789,896.62/1,090,054.02 = 427,319.62/x - Step 3: Cross multiply
789,896.62x = 1,090,054.02 × 427,319.62 - Step 4: Simplify right side
789,896.62x = 465,801,469,605.87 - Step 5: Solve for x
x = 465,801,469,605.87/789,896.62 - Step 6: Final answer
x = 589,699.28
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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.