Home / 451,936.26-677,926.87-148,303.51

Finding the Fourth Proportional to 451,936.26, 677,926.87 and 148,303.51

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Solution

The fourth proportional to 451,936.26, 677,926.87 and 148,303.51 is: 222,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,936.26 : 677,926.87 = 148,303.51 : x
  2. Step 2: Convert to fraction form
    451,936.26/677,926.87 = 148,303.51/x
  3. Step 3: Cross multiply
    451,936.26x = 677,926.87 × 148,303.51
  4. Step 4: Simplify right side
    451,936.26x = 100,538,932,278.74
  5. Step 5: Solve for x
    x = 100,538,932,278.74/451,936.26
  6. Step 6: Final answer
    x = 222,462.64

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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.