Home / 455,519.88-683,209.74-151,919.37

Finding the Fourth Proportional to 455,519.88, 683,209.74 and 151,919.37

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Solution

The fourth proportional to 455,519.88, 683,209.74 and 151,919.37 is: 227,855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,519.88 : 683,209.74 = 151,919.37 : x
  2. Step 2: Convert to fraction form
    455,519.88/683,209.74 = 151,919.37/x
  3. Step 3: Cross multiply
    455,519.88x = 683,209.74 × 151,919.37
  4. Step 4: Simplify right side
    455,519.88x = 103,792,793,278.66
  5. Step 5: Solve for x
    x = 103,792,793,278.66/455,519.88
  6. Step 6: Final answer
    x = 227,855.68

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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.