Finding the Fourth Proportional to 394,787.70, 592,217.72 and 110,477.44
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Solution
The fourth proportional to 394,787.70, 592,217.72 and 110,477.44 is: 165,726.28
Step by Step Solution
- Step 1: Write the proportion equation
394,787.70 : 592,217.72 = 110,477.44 : x - Step 2: Convert to fraction form
394,787.70/592,217.72 = 110,477.44/x - Step 3: Cross multiply
394,787.70x = 592,217.72 × 110,477.44 - Step 4: Simplify right side
394,787.70x = 65,426,697,628.24 - Step 5: Solve for x
x = 65,426,697,628.24/394,787.70 - Step 6: Final answer
x = 165,726.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.