Finding the Fourth Proportional to 904,407.90, 1,248,107.67 and 582,740.70
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Solution
The fourth proportional to 904,407.90, 1,248,107.67 and 582,740.70 is: 804,198.12
Step by Step Solution
- Step 1: Write the proportion equation
904,407.90 : 1,248,107.67 = 582,740.70 : x - Step 2: Convert to fraction form
904,407.90/1,248,107.67 = 582,740.70/x - Step 3: Cross multiply
904,407.90x = 1,248,107.67 × 582,740.70 - Step 4: Simplify right side
904,407.90x = 727,323,137,291.17 - Step 5: Solve for x
x = 727,323,137,291.17/904,407.90 - Step 6: Final answer
x = 804,198.12
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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.