Home / 297,842.34-446,796.18-129,246.78

Finding the Fourth Proportional to 297,842.34, 446,796.18 and 129,246.78

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Solution

The fourth proportional to 297,842.34, 446,796.18 and 129,246.78 is: 193,884.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,842.34 : 446,796.18 = 129,246.78 : x
  2. Step 2: Convert to fraction form
    297,842.34/446,796.18 = 129,246.78/x
  3. Step 3: Cross multiply
    297,842.34x = 446,796.18 × 129,246.78
  4. Step 4: Simplify right side
    297,842.34x = 57,746,967,581.30
  5. Step 5: Solve for x
    x = 57,746,967,581.30/297,842.34
  6. Step 6: Final answer
    x = 193,884.35

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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.