Finding the Fourth Proportional to 762,269.99, 1,143,577.49 and 256,817.23
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Solution
The fourth proportional to 762,269.99, 1,143,577.49 and 256,817.23 is: 385,283.96
Step by Step Solution
- Step 1: Write the proportion equation
762,269.99 : 1,143,577.49 = 256,817.23 : x - Step 2: Convert to fraction form
762,269.99/1,143,577.49 = 256,817.23/x - Step 3: Cross multiply
762,269.99x = 1,143,577.49 × 256,817.23 - Step 4: Simplify right side
762,269.99x = 293,690,399,129.12 - Step 5: Solve for x
x = 293,690,399,129.12/762,269.99 - Step 6: Final answer
x = 385,283.96
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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.