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Finding the Fourth Proportional to 481,576.22, 664,573.74 and 277,626.16

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Solution

The fourth proportional to 481,576.22, 664,573.74 and 277,626.16 is: 383,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,576.22 : 664,573.74 = 277,626.16 : x
  2. Step 2: Convert to fraction form
    481,576.22/664,573.74 = 277,626.16/x
  3. Step 3: Cross multiply
    481,576.22x = 664,573.74 × 277,626.16
  4. Step 4: Simplify right side
    481,576.22x = 184,503,055,473.04
  5. Step 5: Solve for x
    x = 184,503,055,473.04/481,576.22
  6. Step 6: Final answer
    x = 383,123.27

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1.5x scale

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.