Home / 297,406.83-446,172.03-135,223.58

Finding the Fourth Proportional to 297,406.83, 446,172.03 and 135,223.58

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Solution

The fourth proportional to 297,406.83, 446,172.03 and 135,223.58 is: 202,863.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,406.83 : 446,172.03 = 135,223.58 : x
  2. Step 2: Convert to fraction form
    297,406.83/446,172.03 = 135,223.58/x
  3. Step 3: Cross multiply
    297,406.83x = 446,172.03 × 135,223.58
  4. Step 4: Simplify right side
    297,406.83x = 60,332,979,138.62
  5. Step 5: Solve for x
    x = 60,332,979,138.62/297,406.83
  6. Step 6: Final answer
    x = 202,863.46

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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.