Finding the Fourth Proportional to 880,211.08, 1,214,720.22 and 498,229.66
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Solution
The fourth proportional to 880,211.08, 1,214,720.22 and 498,229.66 is: 687,573.31
Step by Step Solution
- Step 1: Write the proportion equation
880,211.08 : 1,214,720.22 = 498,229.66 : x - Step 2: Convert to fraction form
880,211.08/1,214,720.22 = 498,229.66/x - Step 3: Cross multiply
880,211.08x = 1,214,720.22 × 498,229.66 - Step 4: Simplify right side
880,211.08x = 605,209,642,205.73 - Step 5: Solve for x
x = 605,209,642,205.73/880,211.08 - Step 6: Final answer
x = 687,573.31
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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.