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Finding the Fourth Proportional to 481,476.04, 664,358.70 and 277,535.32

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Solution

The fourth proportional to 481,476.04, 664,358.70 and 277,535.32 is: 382,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,476.04 : 664,358.70 = 277,535.32 : x
  2. Step 2: Convert to fraction form
    481,476.04/664,358.70 = 277,535.32/x
  3. Step 3: Cross multiply
    481,476.04x = 664,358.70 × 277,535.32
  4. Step 4: Simplify right side
    481,476.04x = 184,383,004,399.28
  5. Step 5: Solve for x
    x = 184,383,004,399.28/481,476.04
  6. Step 6: Final answer
    x = 382,953.64

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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.