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Finding the Fourth Proportional to 425,558.96, 587,297.64 and 234,571.92

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Solution

The fourth proportional to 425,558.96, 587,297.64 and 234,571.92 is: 323,723.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,558.96 : 587,297.64 = 234,571.92 : x
  2. Step 2: Convert to fraction form
    425,558.96/587,297.64 = 234,571.92/x
  3. Step 3: Cross multiply
    425,558.96x = 587,297.64 × 234,571.92
  4. Step 4: Simplify right side
    425,558.96x = 137,763,535,026.27
  5. Step 5: Solve for x
    x = 137,763,535,026.27/425,558.96
  6. Step 6: Final answer
    x = 323,723.73

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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.