Finding the Fourth Proportional to 884,028.13, 1,325,451.61 and 276,610.75
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Solution
The fourth proportional to 884,028.13, 1,325,451.61 and 276,610.75 is: 414,731.33
Step by Step Solution
- Step 1: Write the proportion equation
884,028.13 : 1,325,451.61 = 276,610.75 : x - Step 2: Convert to fraction form
884,028.13/1,325,451.61 = 276,610.75/x - Step 3: Cross multiply
884,028.13x = 1,325,451.61 × 276,610.75 - Step 4: Simplify right side
884,028.13x = 366,634,163,930.81 - Step 5: Solve for x
x = 366,634,163,930.81/884,028.13 - Step 6: Final answer
x = 414,731.33
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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.