Home / 425,849.28-587,661.60-234,859.20

Finding the Fourth Proportional to 425,849.28, 587,661.60 and 234,859.20

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Solution

The fourth proportional to 425,849.28, 587,661.60 and 234,859.20 is: 324,099.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,849.28 : 587,661.60 = 234,859.20 : x
  2. Step 2: Convert to fraction form
    425,849.28/587,661.60 = 234,859.20/x
  3. Step 3: Cross multiply
    425,849.28x = 587,661.60 × 234,859.20
  4. Step 4: Simplify right side
    425,849.28x = 138,017,733,246.72
  5. Step 5: Solve for x
    x = 138,017,733,246.72/425,849.28
  6. Step 6: Final answer
    x = 324,099.96

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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.