Home / 331,112.50-457,399.89-295,291.06

Finding the Fourth Proportional to 331,112.50, 457,399.89 and 295,291.06

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Solution

The fourth proportional to 331,112.50, 457,399.89 and 295,291.06 is: 407,916.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,112.50 : 457,399.89 = 295,291.06 : x
  2. Step 2: Convert to fraction form
    331,112.50/457,399.89 = 295,291.06/x
  3. Step 3: Cross multiply
    331,112.50x = 457,399.89 × 295,291.06
  4. Step 4: Simplify right side
    331,112.50x = 135,066,098,361.98
  5. Step 5: Solve for x
    x = 135,066,098,361.98/331,112.50
  6. Step 6: Final answer
    x = 407,916.04

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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.