Home / 392,328.01-587,749.24-231,923.71

Finding the Fourth Proportional to 392,328.01, 587,749.24 and 231,923.71

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Solution

The fourth proportional to 392,328.01, 587,749.24 and 231,923.71 is: 347,446.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,328.01 : 587,749.24 = 231,923.71 : x
  2. Step 2: Convert to fraction form
    392,328.01/587,749.24 = 231,923.71/x
  3. Step 3: Cross multiply
    392,328.01x = 587,749.24 × 231,923.71
  4. Step 4: Simplify right side
    392,328.01x = 136,312,984,290.48
  5. Step 5: Solve for x
    x = 136,312,984,290.48/392,328.01
  6. Step 6: Final answer
    x = 347,446.48

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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.