Home / 297,979.14-446,958.76-129,499.48

Finding the Fourth Proportional to 297,979.14, 446,958.76 and 129,499.48

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Solution

The fourth proportional to 297,979.14, 446,958.76 and 129,499.48 is: 194,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,979.14 : 446,958.76 = 129,499.48 : x
  2. Step 2: Convert to fraction form
    297,979.14/446,958.76 = 129,499.48/x
  3. Step 3: Cross multiply
    297,979.14x = 446,958.76 × 129,499.48
  4. Step 4: Simplify right side
    297,979.14x = 57,880,927,001.44
  5. Step 5: Solve for x
    x = 57,880,927,001.44/297,979.14
  6. Step 6: Final answer
    x = 194,244.90

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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.