Finding the Fourth Proportional to 481,394.76, 664,335.12 and 263,612.62
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Solution
The fourth proportional to 481,394.76, 664,335.12 and 263,612.62 is: 363,791.08
Step by Step Solution
- Step 1: Write the proportion equation
481,394.76 : 664,335.12 = 263,612.62 : x - Step 2: Convert to fraction form
481,394.76/664,335.12 = 263,612.62/x - Step 3: Cross multiply
481,394.76x = 664,335.12 × 263,612.62 - Step 4: Simplify right side
481,394.76x = 175,127,121,541.21 - Step 5: Solve for x
x = 175,127,121,541.21/481,394.76 - Step 6: Final answer
x = 363,791.08
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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.