Finding the Fourth Proportional to 883,816.97, 1,324,696.95 and 505,003.05
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Solution
The fourth proportional to 883,816.97, 1,324,696.95 and 505,003.05 is: 756,916.90
Step by Step Solution
- Step 1: Write the proportion equation
883,816.97 : 1,324,696.95 = 505,003.05 : x - Step 2: Convert to fraction form
883,816.97/1,324,696.95 = 505,003.05/x - Step 3: Cross multiply
883,816.97x = 1,324,696.95 × 505,003.05 - Step 4: Simplify right side
883,816.97x = 668,976,000,075.70 - Step 5: Solve for x
x = 668,976,000,075.70/883,816.97 - Step 6: Final answer
x = 756,916.90
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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.