Home / 324,225.31-447,429.21-188,292.67

Finding the Fourth Proportional to 324,225.31, 447,429.21 and 188,292.67

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Solution

The fourth proportional to 324,225.31, 447,429.21 and 188,292.67 is: 259,842.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,225.31 : 447,429.21 = 188,292.67 : x
  2. Step 2: Convert to fraction form
    324,225.31/447,429.21 = 188,292.67/x
  3. Step 3: Cross multiply
    324,225.31x = 447,429.21 × 188,292.67
  4. Step 4: Simplify right side
    324,225.31x = 84,247,640,586.89
  5. Step 5: Solve for x
    x = 84,247,640,586.89/324,225.31
  6. Step 6: Final answer
    x = 259,842.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.