Home / 297,834.09-446,783.81-129,238.53

Finding the Fourth Proportional to 297,834.09, 446,783.81 and 129,238.53

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Solution

The fourth proportional to 297,834.09, 446,783.81 and 129,238.53 is: 193,871.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,834.09 : 446,783.81 = 129,238.53 : x
  2. Step 2: Convert to fraction form
    297,834.09/446,783.81 = 129,238.53/x
  3. Step 3: Cross multiply
    297,834.09x = 446,783.81 × 129,238.53
  4. Step 4: Simplify right side
    297,834.09x = 57,741,682,186.01
  5. Step 5: Solve for x
    x = 57,741,682,186.01/297,834.09
  6. Step 6: Final answer
    x = 193,871.97

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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.