Finding the Fourth Proportional to 816,489.44, 1,127,305.26 and 730,180.64
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Solution
The fourth proportional to 816,489.44, 1,127,305.26 and 730,180.64 is: 1,008,140.99
Step by Step Solution
- Step 1: Write the proportion equation
816,489.44 : 1,127,305.26 = 730,180.64 : x - Step 2: Convert to fraction form
816,489.44/1,127,305.26 = 730,180.64/x - Step 3: Cross multiply
816,489.44x = 1,127,305.26 × 730,180.64 - Step 4: Simplify right side
816,489.44x = 823,136,476,222.17 - Step 5: Solve for x
x = 823,136,476,222.17/816,489.44 - Step 6: Final answer
x = 1,008,140.99
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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.