Finding the Fourth Proportional to 876,797.36, 1,209,850.62 and 532,454.21
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Solution
The fourth proportional to 876,797.36, 1,209,850.62 and 532,454.21 is: 734,708.02
Step by Step Solution
- Step 1: Write the proportion equation
876,797.36 : 1,209,850.62 = 532,454.21 : x - Step 2: Convert to fraction form
876,797.36/1,209,850.62 = 532,454.21/x - Step 3: Cross multiply
876,797.36x = 1,209,850.62 × 532,454.21 - Step 4: Simplify right side
876,797.36x = 644,190,056,090.11 - Step 5: Solve for x
x = 644,190,056,090.11/876,797.36 - Step 6: Final answer
x = 734,708.02
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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.