Finding the Fourth Proportional to 754,274.96, 1,040,903.69 and 410,114.26
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Solution
The fourth proportional to 754,274.96, 1,040,903.69 and 410,114.26 is: 565,959.99
Step by Step Solution
- Step 1: Write the proportion equation
754,274.96 : 1,040,903.69 = 410,114.26 : x - Step 2: Convert to fraction form
754,274.96/1,040,903.69 = 410,114.26/x - Step 3: Cross multiply
754,274.96x = 1,040,903.69 × 410,114.26 - Step 4: Simplify right side
754,274.96x = 426,889,446,555.62 - Step 5: Solve for x
x = 426,889,446,555.62/754,274.96 - Step 6: Final answer
x = 565,959.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.