Home / 361,704.03-499,157.55-200,565.87

Finding the Fourth Proportional to 361,704.03, 499,157.55 and 200,565.87

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Solution

The fourth proportional to 361,704.03, 499,157.55 and 200,565.87 is: 276,784.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,704.03 : 499,157.55 = 200,565.87 : x
  2. Step 2: Convert to fraction form
    361,704.03/499,157.55 = 200,565.87/x
  3. Step 3: Cross multiply
    361,704.03x = 499,157.55 × 200,565.87
  4. Step 4: Simplify right side
    361,704.03x = 100,113,968,282.82
  5. Step 5: Solve for x
    x = 100,113,968,282.82/361,704.03
  6. Step 6: Final answer
    x = 276,784.22

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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.