Home / 297,761.03-446,390.34-129,154.41

Finding the Fourth Proportional to 297,761.03, 446,390.34 and 129,154.41

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Solution

The fourth proportional to 297,761.03, 446,390.34 and 129,154.41 is: 193,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,761.03 : 446,390.34 = 129,154.41 : x
  2. Step 2: Convert to fraction form
    297,761.03/446,390.34 = 129,154.41/x
  3. Step 3: Cross multiply
    297,761.03x = 446,390.34 × 129,154.41
  4. Step 4: Simplify right side
    297,761.03x = 57,653,280,992.40
  5. Step 5: Solve for x
    x = 57,653,280,992.40/297,761.03
  6. Step 6: Final answer
    x = 193,622.66

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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.