Home / 297,624.07-446,433.65-120,128.37

Finding the Fourth Proportional to 297,624.07, 446,433.65 and 120,128.37

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Solution

The fourth proportional to 297,624.07, 446,433.65 and 120,128.37 is: 180,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,624.07 : 446,433.65 = 120,128.37 : x
  2. Step 2: Convert to fraction form
    297,624.07/446,433.65 = 120,128.37/x
  3. Step 3: Cross multiply
    297,624.07x = 446,433.65 × 120,128.37
  4. Step 4: Simplify right side
    297,624.07x = 53,629,346,687.65
  5. Step 5: Solve for x
    x = 53,629,346,687.65/297,624.07
  6. Step 6: Final answer
    x = 180,191.56

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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.