Home / 888,050.62-1,332,240.21-280,991.72

Finding the Fourth Proportional to 888,050.62, 1,332,240.21 and 280,991.72

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Solution

The fourth proportional to 888,050.62, 1,332,240.21 and 280,991.72 is: 421,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,050.62 : 1,332,240.21 = 280,991.72 : x
  2. Step 2: Convert to fraction form
    888,050.62/1,332,240.21 = 280,991.72/x
  3. Step 3: Cross multiply
    888,050.62x = 1,332,240.21 × 280,991.72
  4. Step 4: Simplify right side
    888,050.62x = 374,348,463,897.81
  5. Step 5: Solve for x
    x = 374,348,463,897.81/888,050.62
  6. Step 6: Final answer
    x = 421,539.56

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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.