Home / 297,976.09-446,954.24-129,496.59

Finding the Fourth Proportional to 297,976.09, 446,954.24 and 129,496.59

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Solution

The fourth proportional to 297,976.09, 446,954.24 and 129,496.59 is: 194,240.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,976.09 : 446,954.24 = 129,496.59 : x
  2. Step 2: Convert to fraction form
    297,976.09/446,954.24 = 129,496.59/x
  3. Step 3: Cross multiply
    297,976.09x = 446,954.24 × 129,496.59
  4. Step 4: Simplify right side
    297,976.09x = 57,879,048,222.09
  5. Step 5: Solve for x
    x = 57,879,048,222.09/297,976.09
  6. Step 6: Final answer
    x = 194,240.58

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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.