Finding the Fourth Proportional to 337,694.40, 466,015.68 and 201,787.20
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Solution
The fourth proportional to 337,694.40, 466,015.68 and 201,787.20 is: 278,464.79
Step by Step Solution
- Step 1: Write the proportion equation
337,694.40 : 466,015.68 = 201,787.20 : x - Step 2: Convert to fraction form
337,694.40/466,015.68 = 201,787.20/x - Step 3: Cross multiply
337,694.40x = 466,015.68 × 201,787.20 - Step 4: Simplify right side
337,694.40x = 94,035,999,223.30 - Step 5: Solve for x
x = 94,035,999,223.30/337,694.40 - Step 6: Final answer
x = 278,464.79
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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.