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Finding the Fourth Proportional to 277,622.28, 383,118.88 and 150,297.88

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Solution

The fourth proportional to 277,622.28, 383,118.88 and 150,297.88 is: 207,411.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,622.28 : 383,118.88 = 150,297.88 : x
  2. Step 2: Convert to fraction form
    277,622.28/383,118.88 = 150,297.88/x
  3. Step 3: Cross multiply
    277,622.28x = 383,118.88 × 150,297.88
  4. Step 4: Simplify right side
    277,622.28x = 57,581,955,451.97
  5. Step 5: Solve for x
    x = 57,581,955,451.97/277,622.28
  6. Step 6: Final answer
    x = 207,411.15

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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.