Finding the Fourth Proportional to 851,170.44, 1,174,591.62 and 469,197.12
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Solution
The fourth proportional to 851,170.44, 1,174,591.62 and 469,197.12 is: 647,479.02
Step by Step Solution
- Step 1: Write the proportion equation
851,170.44 : 1,174,591.62 = 469,197.12 : x - Step 2: Convert to fraction form
851,170.44/1,174,591.62 = 469,197.12/x - Step 3: Cross multiply
851,170.44x = 1,174,591.62 × 469,197.12 - Step 4: Simplify right side
851,170.44x = 551,115,005,280.13 - Step 5: Solve for x
x = 551,115,005,280.13/851,170.44 - Step 6: Final answer
x = 647,479.02
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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.