Finding the Fourth Proportional to 843,816.42, 1,266,599.70 and 565,280.10
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Solution
The fourth proportional to 843,816.42, 1,266,599.70 and 565,280.10 is: 848,506.37
Step by Step Solution
- Step 1: Write the proportion equation
843,816.42 : 1,266,599.70 = 565,280.10 : x - Step 2: Convert to fraction form
843,816.42/1,266,599.70 = 565,280.10/x - Step 3: Cross multiply
843,816.42x = 1,266,599.70 × 565,280.10 - Step 4: Simplify right side
843,816.42x = 715,983,605,075.97 - Step 5: Solve for x
x = 715,983,605,075.97/843,816.42 - Step 6: Final answer
x = 848,506.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.