Home / 297,757.45-446,385.06-129,150.76

Finding the Fourth Proportional to 297,757.45, 446,385.06 and 129,150.76

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Solution

The fourth proportional to 297,757.45, 446,385.06 and 129,150.76 is: 193,617.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,757.45 : 446,385.06 = 129,150.76 : x
  2. Step 2: Convert to fraction form
    297,757.45/446,385.06 = 129,150.76/x
  3. Step 3: Cross multiply
    297,757.45x = 446,385.06 × 129,150.76
  4. Step 4: Simplify right side
    297,757.45x = 57,650,969,751.65
  5. Step 5: Solve for x
    x = 57,650,969,751.65/297,757.45
  6. Step 6: Final answer
    x = 193,617.22

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1.5x scale

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.