Finding the Fourth Proportional to 798,501.12, 1,101,865.36 and 454,245.44
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Solution
The fourth proportional to 798,501.12, 1,101,865.36 and 454,245.44 is: 626,821.06
Step by Step Solution
- Step 1: Write the proportion equation
798,501.12 : 1,101,865.36 = 454,245.44 : x - Step 2: Convert to fraction form
798,501.12/1,101,865.36 = 454,245.44/x - Step 3: Cross multiply
798,501.12x = 1,101,865.36 × 454,245.44 - Step 4: Simplify right side
798,501.12x = 500,517,315,273.96 - Step 5: Solve for x
x = 500,517,315,273.96/798,501.12 - Step 6: Final answer
x = 626,821.06
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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.