Finding the Fourth Proportional to 844,109.16, 1,266,163.42 and 283,141.80
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Solution
The fourth proportional to 844,109.16, 1,266,163.42 and 283,141.80 is: 424,712.59
Step by Step Solution
- Step 1: Write the proportion equation
844,109.16 : 1,266,163.42 = 283,141.80 : x - Step 2: Convert to fraction form
844,109.16/1,266,163.42 = 283,141.80/x - Step 3: Cross multiply
844,109.16x = 1,266,163.42 × 283,141.80 - Step 4: Simplify right side
844,109.16x = 358,503,789,832.96 - Step 5: Solve for x
x = 358,503,789,832.96/844,109.16 - Step 6: Final answer
x = 424,712.59
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1.5x scale
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.