Home / 297,746.82-446,619.15-129,245.15

Finding the Fourth Proportional to 297,746.82, 446,619.15 and 129,245.15

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Solution

The fourth proportional to 297,746.82, 446,619.15 and 129,245.15 is: 193,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,746.82 : 446,619.15 = 129,245.15 : x
  2. Step 2: Convert to fraction form
    297,746.82/446,619.15 = 129,245.15/x
  3. Step 3: Cross multiply
    297,746.82x = 446,619.15 × 129,245.15
  4. Step 4: Simplify right side
    297,746.82x = 57,723,360,151.17
  5. Step 5: Solve for x
    x = 57,723,360,151.17/297,746.82
  6. Step 6: Final answer
    x = 193,867.26

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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.